Solve each equation and show all work plis 115 = -6k - 5

Answers

Answer 1

Answer:

Answer: k = - 20

Step-by-step explanation:

Solution

115 = -6k - 5              Add 5 to both sides

115+5 = - 6k - 5+5     Combine

120 = - 6k                   Divide by - 6

120/-6 = -6k/-6

-20 = k    

Answer 2

Answer: -20

Step-by-step explanation:115 = -6k-5

Add5 to both sides

120= -6k

Divide both sides by 6

20= -k

K = -20


Related Questions

what is the location of the point on the number line that is 3/7 of the way from A=6 to B=20?

Answers

Answer:

12

Step-by-step explanation:

20-6=14 (Distance between points) then 14*3/7=6.

3/7 of the distance from A=6 to B=20 is 6. Thus, we find the point that is

3/7 of the distance from A=6 to B=20 by adding 6 to 6.

6+6= 12

Therefore, the point that is

3/7 from A=6 to B=20 is 12.

what dose x stand for 11 + x/9 = 4

Answers

Answer:-63

Step-by-step explanation:

well first you would do 4-11 which is -7 and then -7x9=-63

Answer:

-63

Step-by-step explanation:

1. Subtract 11 from both sides:

[tex]\frac{x}{9} =-7[/tex]

2. Multiply both sides by 9 to isolate x:

[tex](9)\frac{x}{9} =-7(9)[/tex]

x = -63

hope this helps!

order the steps to solve -3x + 2.4=19.2

Answers

Answer: It's False.

Step-by-step explanation:

Step by step explanation below!

Answer:

x = -5.6

Step-by-step explanation:

-3x = 16.8

-3x/-3 = 16.8/-3

x = -5.6

Will give brainliest
Which of the following is equivalent to (5⁢x−6)⁢(2⁢x+3)?
A.(5⁢x)⁢(2⁢x)+(6)⁢(3)
B.(5⁢x−6)⁢(2⁢x)−(5⁢x−6)⁢(3)
C.(5⁢x−6)⁢(2⁢x)+(5⁢x−6)⁢(3)
D.(5⁢x−6)⁢(2⁢x)+(−6)⁢(3)

Answers

Answer:

i think its c but i could be wrong

Answer:

The answer is C.

Step-by-step explanation:

Using distributive property.

(5x-6)(2x+3) = (2x+3)(5x-6)

2x*(5x-6)+3*(5x-6)

Tell whether
9/24
and
24/64
form a proportion.

Answers

Answer:

No

Step-by-step explanation:

9/24 does not equal 24/64

Answer:

yes

Step-by-step explanation:

When you think about it and turn these fractions into a decimal, you will find out that they are equal

9/24=2.66666666667

24/64=2.66666666667

Please help me with this question eekekk

Answers

Answer: The mean of Mike's scores is less than the mean of Tim's scores- True   The range of Mike's scores is less than the range of Tim's scores- False  The median of Mike's scores is less than the median of Tim's scores-  True

 

Step-by-step explanation:

i tried $11 less but it was wrong

Answers

What am I exactly doing here?

Point (-4, -5) is located which quadrant?
A) Quadrant I
B) Quadrant II
C) Quadrant IV
D) Quadrant III
Btw, This is a question from USATestPrep:)

Answers

Answer:

D) Quadrant III

Step-by-step explanation:

The point (-4, -5) is located in the 3rd quadrant, in which both the x axis and the y axis are negative.

Find the length of the unknown side using the Pythagoras theorem

SOMEONE PLEASE HELP ME WITH THESE! ILL GIVE YOU BRAINLIST ANSWER!!

Answers

Answer:

Left to right, (26,100,50,41)

Step-by-step explanation:

a^2 + b^2 = c^2

100+576=676, sq root is 26

3600+6400=10,000, sq root is 100

900+1600=2500, sq root is 50

1600+81=1681, sq root is 41.

You square a and b, you add them together to get c squared. You then take the square root of c squared to get c.

using the formula y=mx+b whats the equation of (2,-8) with a slope of -1?

Answers

Answer:

y = -x - 6

Step-by-step explanation:

Given:

slope = -1point (2,-8)

From:

[tex]\displaystyle \large{y=mx+b}[/tex]

where m = slope and b = y-intercept. Therefore:

[tex]\displaystyle \large{y=-1x+b}\\\displaystyle \large{y=-x+b}[/tex]

Since the equation passes through a point (2,-8). Substitute x = 2 and y = -8 in and solve for b:

[tex]\displaystyle \large{-8=-2+b}\\\displaystyle \large{-8+2=b}\\\displaystyle \large{b=-6}[/tex]

Then substitute b-value in the equation:

[tex]\displaystyle \large{y=-x+b}\\\displaystyle \large{\therefore y=-x-6}[/tex]

Hence, the equation is y = -x - 6

Answer:

y = -x - 6

Step-by-step explanation:

Hi there!

We are given that a line contains the point (2, -8), and a slope of -1

We want to find the equation of this line, in slope-intercept form

Slope-intercept form is written using the formula y=mx+b, where m is the slope and b is the value of y at the y intercept, hence the name

Notice how we are already given the slope - we can immediately plug that into the equation as m.

y = -x + b (when -1 is the coefficient in front of a number, there is no need to write '-1x'. '-x' is sufficient.)

Now, we need to find b

The line contains the point (2, -8), meaning that it is a solution to the equation. If this is the case, that means that the values of x and y that make up the point will make the equation true, when you plug those values into the equation

So substitute 2 as x and -8 as y:

-8 = -2 + b

Add 2 to both sides

-8 = -2 + b

+2    + 2

_____________

-6 = b

Substitute -6 as b.

y = -x -6

Hope this helps!

See more on finding the equation of the line using a point & the slope here: https://brainly.com/question/25508767

A and B are two cities.
a) measure the bearing of B from A.
b) Measure the bearing from A from B.

Answers

Answer:

B from A: about 29°A from B: about 209°

Step-by-step explanation:

A bearing is measured clockwise from north. To do this measurement, we need to extend the line beteen A and B and extend the North-pointing line so they cross.* A protractor or other measuring tool is then used to measure the angle between the lines.

__

In the attached, we have found the angle between these lines to be about 29°. This is the angle between north and B, as seen from A.

  29° = bearing of B from A

__

As seen from B, the angle is 180° more than the one of B from A. The bearing of A from B is ...

  180° +29° = 209° . . . . . bearing of A from B

_____

* The angle measurement can be made between any set of lines that are coincident with or parallel to the north line and the line between A and B. In the attached, we attempted to maximize accuracy by using the lines on the figure, rather than creating parallel lines for the purpose of the measurement.

On a figure such as this, it is very difficult to get accuracy to even 0.1 degrees. For example, the geometry program that we used says the slope of the AB line is tangent(60.58°), so the bearing using that information is about 29.42°, not the 29.29° the same program reports as the measurement of the angle.

We don't have access to your original figure, and we can't account for any distortions that may have occurred in the copying and pasting of the image. Straight dilation will not change the angle, but most image reproduction processes have different scale factors in different directions, which will affect the angle measurement. YMMV

HELP!
Vector u has an initial point at (−5, 2) and a terminal point at (−7, 9). Which of the following represents u in trigonometric form?

u = 7.28(cos 74.055°i + sin 74.055j)
u = 7.28(cos 105.945°i + sin 105.945°j)
u = 7.28(sin 74.055°i + cos 74.055°j)
u = 7.28(sin 105.945°i + cos 105.945°j)

Answers

Answer:

  (b) 7.28 cis(105.945°)

Step-by-step explanation:

The trig form of a vector is always ...

  magnitude(cos(angle)·i +sin(angle)·j)

Sometimes, that is abbreviated ...

  magnitude cis(angle)  or  magnitude∠angle

where the "angle" is measured counterclockwise from the +x axis.

__

The forms showin in choices C and D can be rejected immediately because the sine and cosine coefficients are incorrectly placed. To differentiate between choices A and B, you need to know whether the angle is greater than 90°. The terminal point is above and left of the initial point, so the angle must be more than 90°. (It can help to plot the points on a graph.)

  u = 7.28(cos 105.945°i + sin 105.945°j)

please help me I'm so confused

Answers

First, in order to know the surface area, you need to know the length and width as well, not just the hight.

Solve for x. Round to the nearest tenth, if necessary

Answers

Answer: 170.3

Step-by-step explanation:

Ajar contains 3 pink balls, 6 blue balls, and 3 red balls.
Event A = drawing a red ball on the first draw
Event B = drawing a pink ball on the second draw
If two balls are drawn from the jar, one after the other without replacement,
what is P(A and B) expressed in simplest form? A 3/44. B 4/9. C 3/11. D 1/4

Answers

Answer:

A: 3/44

Step-by-step explanation:

If you draw a red ball, it would have a 3/12 probability and then if you draw a pink, it would have a 3/11. Multiply 3/11 to 3/12 to get 3/44

Hope I could help :)

Answer:

A

Step-by-step explanation:

Andy wants to mail a package it cost $4.99 plus $.30 for every ounce of the package weighs write an equation that represents the total cost of shipping the package

Answers

Answer:

$4.99 + .30X

Step-by-step explanation:

The base price is 4.99

then you have to add the additional .30 for each ounce the package weighs.

The weight is unknown, so I used X. It will be .30 multiplied by x

Please help! Will give brainiest for best answer! (30 points max.) Problem is below!

Answers

Answer:

69.09yd

Step-by-step explanation:

9.8 times 14.1 divided by 2

because it is a triangle and when u do area with triangles u do bxh 1/2.

The diagram shows the height of a cone that holds ice cream the current has a volume of 1.5 pi cubic inches which measurement is closest to the radius of the cone in inches

Answers

The radius of the cone-shaped icecream that has a height of 4.5 in. and a volume of 1.5π in.³ is: 1 inches.

What is the Volume of a Cone?

Volume = 1/3πr²h

The parameters of the cone are given below:

Height (h) = 4.5 in.

Volume of the cone = 1.5π in.³

Plug in the values to find radius (r):

1.5π = 1/3πr²(4.5)

3(1.5π) = πr²(4.5)

4.5π = πr²(4.5)

Divide both sides by 4.5π

1 = r²

r = 1 in.

Radius of the cone is 1 in.

Learn more about volume of a cone on:

https://brainly.com/question/13677400

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PLEASE I NEED HELP!
Circle A is shown with a central angle marked 30 degrees and the radius marked 5 inches.

Which of the following could be used to calculate the area of the sector in the circle shown above?

π(5in)30 over 360
π(5in)230 over 360
π(30in)25 over 360
π(30in)5 over 360

Answers

π(5in)² * 30 over 360 can be used to determine sector area.

[tex]\sf sector \ area \ : \dfrac{\theta}{360} *\pi *radius^2[/tex]

# radius = 5 inches

# angle = 30 degrees

sector area:

[tex]\hookrightarrow \sf \dfrac{30}{360} *\pi *5^2[/tex]

[tex]\hookrightarrow \sf \dfrac{1}{12} *\pi *25[/tex]

[tex]\hookrightarrow \sf \dfrac{25}{12}\pi[/tex]

[tex]\hookrightarrow \sf 6.54 \ inch^2[/tex]

Answer:

[tex]\pi (5\: \sf in)^2\left(\dfrac{30^{\circ}}{360^{\circ}}\right)[/tex]

π(5in)² 30 over 360

Step-by-step explanation:

[tex]\textsf{Area of a sector of a circle}=\left(\dfrac{\theta}{360^{\circ}}\right) \pi r^2[/tex]

(where [tex]\theta[/tex] is the angle and r is the radius)

Given:

[tex]\theta[/tex] = 30°r = 5 in

Substituting these values into the equation:

[tex]\begin{aligned}\implies\textsf{Area} &=\left(\dfrac{30^{\circ}}{360^{\circ}}\right) \pi \cdot (5\: \sf in)^2\\\\ & = \pi (5\: \sf in)^2\left(\dfrac{30^{\circ}}{360^{\circ}}\right)\\\\ & = \pi \cdot 25\:(\sf in^2) \cdot \dfrac{1}{12}\\\\ & = \dfrac{25}{12} \pi \:(\sf in^2) \\\\ & = 6.54\: \sf in^2\:(nearest\:hundredth) \end{aligned}[/tex]

Use the table to answer the question.

Consumption $2,000
Investment $1,000
Government Spending $1,000
Imports $500
Exports $600
The market value for each type of expenditure is given for a hypothetical country in the table above. Calculate the gross domestic product of this country.

$5,100

$4,000

$3,900

$4,100

Which of the following would be counted in the investment component of this year's GDP?(1 point)

The market value of all stock purchases for the year.

The market value of all finished goods purchased this year

The total quantity of savings account deposits made this year.

The market value of new factories built this year.

If a country is maintaining a healthy amount of growth, which of the following accurately describes the behavior of real GDP over time?(1 point)

Real GDP fluctuates but follows a horizontal trend line.

Real GDP fluctuates but follows a downward-sloping trend line.

Real GDP fluctuates but follows an upward-sloping trend line.

Real GDP does not fluctuate if growth is occurring.

Answers

Answer:

Number 1 4,100$

Number 2 D. The market value of new factories built this year.

Step-by-step explanation:

A deck of 50 cards for a math game has 9 red cards, 13 blue cards, 18 green cards, and 10 yellow cards. What is the probability that a card randomly selected from the deck will be a blue card?

Answers

Answer:

13/50 or 26%

Step-by-step explanation:

there are 13 blue cards out of 50 so 13/50 or 26%

The endpoints of the diameter of a circle are (6, 0) and (-6, 0). What are the coordinates of the center of this circle?

Answers

Answer:

(0,0)

Step-by-step explanation:

a diameter means The average of two measurements of the diameter taken at right angles to each other. so if you try graphing you will be able to find out its (0,0) is the center of the circle coordinates

The coordinates of the center of this circle is (0,0).

What are the coordinates of a center of a circle?

The center of a circle is the midpoint of the diameter. So, by using the midpoint formula, if the endpoints of the diameter are (a, b) and (c, d), then the coordinates of the center of circle are [(a + c)/2, (b + d)/2].

According to the question

The endpoints of the diameter of a circle are (6, 0) and (-6, 0).

now ,

(a,b) =  (6, 0)

(c, d)= (-6, 0)

coordinates of the center of circle = [ [tex]\frac{a+c}{2} ,\frac{b+d}{2}[/tex] ]

[tex]\frac{6-6}{2} ,\frac{0+0}{2}[/tex]

⇒ (0,0)

Hence, the coordinates of the center of this circle is (0,0).

To know more about coordinates of a center of a circle here :

https://brainly.com/question/16727777

# SPJ2

help me guy's! Please i need now. I need A solution and answer

Given


1. 10, 13, 15, 18, 14, 12, 11, 13, 19, 20

Mean______ Median ______ Mode _____


2. 75, 84, 90, 77, 84, 78, 91, 94, 83

Mean______ Median_______ Mode______


3. 20, 35, 26, 31, 21, 32, 20, 28

Median_______ Median_______ Mode______


4. 80, 87, 90, 82, 87, 91, 88, 87, 93, 85

Median_______ Median________ Mode_____


5. 12, 15, 11, 16, 23, 14, 16, 12 13

Median_______ Median________ Mode_____​

Answers

Answer:

Mean: 14.5   Median: 13.5  Mode: 13Mean: 84   Median: 84  Mode: 84Mean: 26.625   Median: 27  Mode: 20Mean: 87   Median: 87  Mode: 87Mean: 14.667  Median: 14  Mode: 12, 16

Step-by-step explanation:

Compute the correlation coefficient for the data set.

(2,19), (3,22), (4,26), (5,20), (6,35), (7,30), (9,40), (10,42), (11,35)

Enter your answer as a decimal, like this: 0.42

Answers

Answer:

0.8679.

Step-by-step explanation:

The volume of a rectangular prism is 210 cubic meters. The rectangular base is 5 meters by 6 meters. What is the height of the prism?

Answers

Answer:

7

Step-by-step explanation:

V = base x height

base = 5 x 6

5 x 6 = 30

V = 210

H = V/Base

H = 210/30

210/30 = 7

H = 7

The sum of two numbers is 6. The second number is three more than twice the
first number. What are the two numbers?

Answers

Answer:

1.5 and 2

Step-by-step explanation:

Hey ! there

Answer:

First number = 1

Second number = 5

Step-by-step explanation:

In the question we are given that sum of two numbers is 6 , second number is three more than twice the first number .And We are asked to find the two numbers .

We are solving this question by assuming ,

First number as x

Second number as 2x + 3 ( Because in the question it is given that the second number is three more than twice the first number )

Solution : -

As question says that sum of two numbers is 6 that is :

First number + Second number = 6

Now , substituting value of first and second number which we have assumed above ,

[tex] \longmapsto \qquad \: x +2x + 3 = 6[/tex]

Step 1 : Adding like terms on left side :

[tex]\longmapsto \qquad \:3x + 3 = 6[/tex]

Step 2 : Subtracting with 3 on both sides :

[tex]\longmapsto \qquad \:3x + \cancel{3 }- \cancel{3 }= 6 - 3[/tex]

On further calculating, We have :

[tex]\longmapsto \qquad \:3x = 3[/tex]

Step 3 : Dividing with 3 on both sides :

[tex]\longmapsto \qquad \: \dfrac{ \cancel{3}x}{ \cancel{3} }= \cancel{ \dfrac{3}{3} }[/tex]

On calculating further, We get :

[tex]\longmapsto \qquad \: \blue{\underline{\boxed{ \pink{\sf{x = 1}}}}}[/tex]

We know that ,

x is our first number

Therefore , first number is 1 .

And ,

2x + 3 is our second number . So ,

2 ( 1 ) + 3

2 + 3

5

Therefore , second number is 5 .

Verifying : -

Now we are verifying our answer by adding both the numbers and equating it with 6 as it's given in question that sum of both the numbers is equal to 6 .

First Number + Second Number = 6

1 + 5 = 6

6 = 6

L.H.S = R.H.S

Hence, Verified .

Therefore, our answer is correct .

#Keep Learning

What will the equation be if f(x)=(x-1)^2+2 is translated 4 units right and 5 units down?

Answers

Answer:

y = (x-5)² - 3

Step-by-step explanation:

Given:

[tex]\displaystyle \large{f(x)=(x-1)^2+2}[/tex]

translates 4 units right5 units down

Transformation:

[tex]\displaystyle \large{f(x-a)}[/tex] is translation of a units to the right

[tex]\displaystyle \large{f(x)-b}[/tex] is translation of b units down.

Therefore:

[tex]\displaystyle \large{g(x)=f(x-4)-5}[/tex] is our new equation or transformation:

[tex]\displaystyle \large{g(x)=[(x-4)-1]^2+2-5}\\\displaystyle \large{g(x) = [x-4-1]^2-3}\\\displaystyle \large{g(x)=(x-5)^2-3}[/tex]

Therefore, the new equation is y = (x-5)² - 3

edge lengths are given in units. Find the surface area of each prism in square units

Answers

Answer:

274 square units

Step-by-step explanation:

Surface Area of the prism

SA = 2(base x height) + 2(length x height) + 2(base x length)SA = 2(bh + lh + bl)

Here :

b = 4h = 5l = 13

Solving

SA = 2(4 x 5 + 13 x 5 + 4 x 13)SA = 2(20 + 65 + 52)SA = 2(137)SA = 274 square units

Answer:

[tex]274\ units^2[/tex]

Step-by-step explanation:

Step 1:  Determine the area of top and bottom

[tex]A = l * w[/tex]

[tex]A = 13\ units * 4\ units[/tex]

[tex]A = 52\ units^2[/tex]

Top and bottom gives us (52 units^2 * 2) = 104 units^2

Step 2:  Determine the area of the sides

[tex]A = l * w[/tex]

[tex]A = 4\ units * 5\ units[/tex]

[tex]A = 20\ units^2[/tex]

Sides gives us (20 units^2 * 2) = 40 units^2

Step 3:  Determine the area of the front and back

[tex]A = l * w[/tex]

[tex]A = 13\ units * 5\ units[/tex]

[tex]A = 65\ units^2[/tex]

Ffront and back gives us (65 units^2 * 2) = 130 units^2

Step 4:  Add up the areas to get the total surface area

[tex]104\ units^2 + 40\ units^2 + 130\ units^2[/tex]

[tex]274\ units^2[/tex]

Answer:  [tex]274\ units^2[/tex]

Please Help No fake anwsers PLEASE


Determine a relationship between the x- and y-values. Write an equation.
A: y = x − 5
B: y = x − 3
C: y = −3x + 1
D: y = −x − 3

Answers

Answer:

y = x - 3

Explanation:

take two points: (1, -2), (2, -1)

Find slope:

[tex]\boxed{\sf \frac{y_2 - y_1}{x_2 - x_1} }[/tex] where (x1, y1), (x2, y2)

[tex]\sf \rightarrow \dfrac{-1-(-2)}{2-1}[/tex]

[tex]\sf \rightarrow 1[/tex]

Equation:

y - y1 = m(x -x1)

y - (-2) = 1(x-1)

y + 2 = x - 1

y = x - 3

Answer:

[tex]\huge \boxed{\bf{y = x - 3}}[/tex]

Step-by-step explanation:

Given:-

Take two point:

(1, -2), (2, -1)

To find:-

equation of line

Ans:-

~Find slope in two point:

(1, -2) [tex]\Rarr (x_1, y_1)[/tex](2, -1) [tex]\Rarr (x_2, y_2)[/tex]

[tex]\sf \to m = \frac{y_2 - y_1}{x_2 - x_1} [/tex]

[tex]\sf \to m = \frac{-1 - (-2)}{2 - 1} [/tex]

[tex]\sf \to m = \frac{1}{1} [/tex]

[tex]\sf \to m = 1 [/tex]

[tex] \: [/tex]

~Find equation:

[tex] \sf \to y - y_1 = m(x - x_1) [/tex]

[tex] \sf \to y - (-2) = 1(x - 1) [/tex]

[tex] \sf \to y + 2 = x - 1 [/tex]

[tex] \sf \to y = x - 1 - 2 [/tex]

[tex] \sf \to y = x - 3 [/tex]

[tex] \: [/tex]

[tex] \huge\colorbox{blue}{BlackPain} [/tex]

The diameter of a coin is 2 cm. what is the circumference of the coin​
Help me please

Answers

Answer: 6.28

Radius:

r=d/2
r=2/2
r=1

Circumference:

C=2(3.14)r
C=2(3.14)x1
C=2(3.14)
C=6.28

Formulae:

Circumference= 2(3.14)r(radius)
Radius=Diameter/2

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