please help me for my practice problems​

Please Help Me For My Practice Problems

Answers

Answer 1
Equation of a line: y = mx + b
m = slope(rise/run), b = y-intercept


1/2
y = 1/2x - 3

-7/4
y = -7/4x +4

-1/2
y = -1/2x - 3

-1/4
y = -1/4x + 2

1
y = x

-1
y = -x

Related Questions

Last month, when Joe took his puppy to the veterinarian, the puppy weighed 6.7 pounds. This month, the puppy weighed 10.05 pounds. What is the percentage increase of the weight of the puppy?

Answers

Answer:

50%

Step-by-step explanation:

someone please help with this question for brainliest !!!!:)

Answers

Answer:

11

0

1

30 ...........

.....

In a circle L, M, N are the points on the circle forming a triangle with LM = LN and mZMLN is 35' then what is m(arc LN)?​

Answers

Answer:

145°

Step-by-step explanation:

ΔLMN is isosceles with angle L being 35°.

Angle  measure of M and N is same:

m∠M = m∠N = 1/2(180 - 35) = 72.5

Arc measure is twice the intercepting angle, since the angle is not central:

mLN = 2*72.5 = 145

.21 is what percent of $3.50

Answers

Answer:

6%

To find 6 percent of a number, multiply the number by 0.06. In this instance, 3.5 x 0.06 = 0.21, or twenty-one hundredths.

Step-by-step explanation:

Answer:

0.21 / 3.50 × 100%

= 21/350 × 100%

= 3/50×100%

= 3×2%

=6%

Step-by-step explanation:

brainliest plz

You give an 18% tip for a meal. What expression represents the total cost with tip?

Answers

Answer:

multiply the cost by 0.18 to get the tip amount or multiply the cost by 1.18 to get the total including tip.

Step-by-step explanation:

Which equation describes the sum of the vectors plotted below?
6
A. r 38 27
B. 2x+y
C. r 38 1 27
O Dr 3x Ý

Answers

Answer: [tex]A) \ 3\vec{x} -2\vec{y}[/tex]  

Step-by-step explanation:

The resultant can be calculated using triangular law of vector addition as :

[tex]\rm \vec{r}=\vec{AB} +\vec{AC}=2x+y+x-3y=\boxed{3x-2y }[/tex]

I need a lil help here (18 points!!!!!)

Answers

Answer:

correct answer is 2

............................

Answer U4

Step-by-step explanation:

blank is 4

50 tickets need sold but only 9 have been sold what percent have been sold?

Answers

Answer:

18%

Step-by-step explanation:

HELP LAST ATTEMPT ??!!

Answers

Answer:

x=26

Step-by-step explanation:

x+11+2x+1+90=180 [Angles in a straight line]

3x=180-102

x=78/3

x=26

or,

x+11+2x+1=90 [Complementary angles]

3x=90-12

x=78/3

x=26

Please answer #1 hurry!!! Will give brainliest

Answers

Answer:

1a) O is the steepest

1b) because it is more angled

1c) all lines are positive

Step-by-step explanation:

1a) plot the coordinates on the graph and find the steepest

Answer:

1a) O) y = 5x

1b) The slope value is greater than M and N

1c) They all meet on the point of (0,0) because there is no b value and are all positive slopes.

Julie bought 4,649 lemons to make lemonade for a birthday party if this number is rounded to the nearest hundred about how many lemons did Julie bought ?

I need the solving too please

Answers

Julie bought 4600 lemons

If you can help please and thanks

Answers

Answer:

Cost of each pendant = $2.80

Step-by-step explanation:

Since we're given information regarding the total cost of beads, $13.20, and the total cost of beads and pendants for all 4 necklaces, $24.40:

Let b = beads

p = pendants

C = total cost of beads and pendants for all 4 necklaces.

b + p = C

$13.20 + p  = $24.40

$13.20 - $13.20 + p  = $24.40 - $13.20

p = $11.20 (This represents the total cost of 4 pendants).

To find out the cost of each pendant, divide $11.20 by 4:

$11.20 ÷ 4 = $2.80

Therefore, the cost of each pendant is $2.80.

Answer:

I'm 50% sure it's $7.52 though I may be wrong

Find the area of the circle.

Answers

Step- by - Step Explanation:

Area of a circle=πr²

=3.14...×6²

=113.0973355292325

Approximately ≈113.1cm²

Please mark BRAINLIEST if I'm right.

A publisher reports that 28% of their readers own a personal computer. A marketing executive wants to test the claim that the percentage is actually different from the reported percentage. A random sample of 300 found that 23% of the readers owned a personal computer. Determine the P-value of the test statistic. Round your answer to four decimal places.

Answers

cacacacacacas

⇆⇆⇄πβ≅≅ΔΔΔ

yes

Multiply 3hrs 30mins by 4

Answers

Answer:

14 hours

Step-by-step explanation:

3.30 x 4 = 14 hours

The hourly rate for a lecturer is £17.50. She works 35 hours a week and 8 hours overtime at time-and-a-half. What is her total pay for the week?​

Answers

Her total pay is 822.50

If the interest earned is $96.00 at a rate of 4% for 6 years, how much principal was invested? step by step equation please ​

Answers

Wouldn’t it be $400.00
P=96/(0.04*6)=400
P=$400.00

plot 1 1/2 and its opposite on the number line

Answers

Answer:

the opposite of 1 1/2(1.5) is -1 1/2(-1.5)

Step-by-step explanation:

I have more question then this one

Answers

Answer:

option b

Step-by-step explanation:

have a great day

simplify the expression.

-1 (x+9)

Answers

Answer:

-x-9

Step-by-step explanation:

-1(x+9)

(-1)(x) + (-1)(9)

(-x) + (-9)

-x-9

Answer:

-9x

Step-by-step explanation:

(x+9)=(9x) and then

9x x -1

-9x is the answer

When converted to a household measurement, 9 kilograms is approximately equal to a

Answers

Answer:

D) 19.8 lbs

Explanation:

1kg in household measurement is equal to 35.274 ounces. 35.274*9=317.466 ounces.

1kg is also equal to 2.205 lbs. 9*2.205=19.8416

9 kg is also equal to 9000 grams, but grams are not a part of the household measurement system

a) 9000 grams. b) 9000 ounces. c) 19.8 ounces. d) 19.8 pounds.

This leaves us with 19.8 lbs

Refer to the rectangular prism

Answers

Answer:

Properties of a Rectangular Prism : A rectangular prism has 8 vertices, 12 sides and 6 rectangular faces. All the opposite faces of a rectangular prism are equal.

Step-by-step explanation:

Solve the equation for X x - 5 = 12​

Answers

Answer:

X= 17

Step-by-step explanation:17-5 = 12 (Just add 12 and 5 for answer)

Answer: x=17

Add 5 on both sides

x-5+5=12+5

x=17

Step-by-step explanation: Hope this helps!

If you are having a tough time with math you can use:

khanacademy,

mathnation,

and many other free sources

Given f(x) = 9-3x and g(x) = - 6x + 3, find (f + g)(x).

Answers

Answer:4

Step-by-step explanation:

ready
A machine contains two gears. The large gear has 12 teeth and the small gear has 8 teeth.
The gears are marked with arrows to show their starting positions. Josh wants to know how
many times each gear needs to turn for the arrows to line up again.
10
•) Find the number of teeth that have touched
after each full turn of the large gear.
11
Small Gear
) Turns )
Large Gear
Teeth
Teeth
1
12
8
2
3
?
4
?

Answers

Answer:

Step-by-step explanation:

I think it is a strangely worded question as they only refer to the larger gear turning.

I believe that this is what they are going for.

Number of teeth passing in each revolution

The Numbers match when the large gear turns two times as the smaller gear turns three times.

What is the y-intercept of the line y =
= {x-5
-5?

Answers

It is B. -5 should be the answer mark brainliest pls.

[tex]\large y=\dfrac{1}{2} x-{\boldsymbol5}^{\sf /y -intersept} \\\\ \rm Answer : B)-5[/tex]

Entrance to a state park costs $6 per vehicle, plus $2 per person in the vehicle the cost for a bus with 50 people?

Answers

Answer:

$106

Step-by-step explanation:

So, this is what we know:

$6 per vehicle (1 bus) + $2 per person (50 people)

Here is the solution:

= $6 + $100

= $106

an example of an abelian group which is not cyclic

Answers

G=Z6×Z2G=Z6×Z2 will do (where ZnZn denotes the cyclic group of order nn). As a direct product of cyclic (so abelian) groups, GG is again abelian. Given any element (x,y)∈G(x,y)∈G, the order of (x,y)(x,y) will be the least common multiple of the orders of x,y.x,y.  

The order of xx must divide 66 and the order of yy must divide 2,2, so the order of (x,y)(x,y) is at most lcm(6,2)=6.lcm⁡(6,2)=6. But |G|=|Z6|⋅|Z2|=6⋅2=12.|G|=|Z6|⋅|Z2|=6⋅2=12. Since no element of GG has order 12,12, then GG is not cyclic.

math read please IMA WRITE USELESS WORDS CONTINUE

Answers

Basically just show using numbers how the shapes are not alike like what makes them different make some numbers up and do it just like that and explain how the shapes won’t Align with each other

Assume that when human resource managers are randomly​ selected, ​41% say job applicants should follow up within two weeks. If 8 human resource managers are randomly​ selected, find the probability that at least 4 of them say job applicants should follow up within two weeks.

Answers

Using the binomial distribution, it is found that there is a 0.4295 = 42.95% probability that at least 4 of them say job applicants should follow up within two weeks.

For each manager, there are only two possible outcomes. Either they say job applicants should follow up within two weeks, or they do not say it. The opinion of a manager is independent of any other manager, which means that the binomial distribution is used to solve this question.

Binomial probability distribution  

[tex]P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}[/tex]  

[tex]C_{n,x} = \frac{n!}{x!(n-x)!}[/tex]

The parameters are:

n is the number of trials.x is the number of successes.p is the probability of a success on a single trial.

In this problem:

41% say job applicants should follow up within two weeks, thus [tex]p = 0.41[/tex]8 managers are selected, thus [tex]n = 8[/tex].

The probability that at least 4 of them say job applicants should follow up within two weeks is [tex]P(X \geq 4)[/tex], which is given by:

[tex]P(X \geq 4) = 1 - P(X < 4)[/tex]

In which:

[tex]P(X < 4) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3)[/tex]

Then:

[tex]P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}[/tex]

[tex]P(X = 0) = C_{8,0}.(0.41)^{0}.(0.59)^{8} = 0.0147[/tex]

[tex]P(X = 1) = C_{8,1}.(0.41)^{1}.(0.59)^{7} = 0.0816[/tex]

[tex]P(X = 2) = C_{8,2}.(0.41)^{2}.(0.59)^{6} = 0.1985[/tex]

[tex]P(X = 3) = C_{8,3}.(0.41)^{3}.(0.59)^{5} = 0.2759[/tex]

[tex]P(X < 4) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3) = 0.0147 + 0.0816 + 0.1985 + 0.2759 = 0.5707[/tex]

[tex]P(X \geq 4) = 1 - P(X < 4) = 1 - 0.5705 = 0.4295[/tex]

0.4295 = 42.95% probability that at least 4 of them say job applicants should follow up within two weeks.

A similar problem is given at https://brainly.com/question/25166697

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