4x – 3y = -7
5x – 4y = - 8

Answers

Answer 1

The answer is x=−4 and y=−3


Related Questions

[tex]\sf x-12=14[/tex]

Answers

Answer:

X - 12 = 14
+12. +12

X = 26

Simplify the expression. -17+[(8-3)-(-14-19)]=

Answers

Answer:

21

Step-by-step explanation:

trust (used a calculator)

Simplify the expression to a + bi form:
(11 + 9i)2

Answers

Answer:

22+18i

Step-by-step explanation:

distribute the 2

22+18i

I need help with a and b!

Answers

Answer: first a it’s left side is shorter while on the other polygoes there left sides longer for the first two

in the third one it goes size wise

Step-by-step explanation:

PLEASE HELP ME I REALLY NEED ITTT

Answers

Answer:

bru you have a head

Step-by-step explanation:

use ittt

i’m so gonna fail math

Use the information given to write an equation in standard form.

6. Slope is 3, and (1. 4) is on the line.

7. Slope is -2, and (4,3) is on the line.

10. Slope is , and (1, 3) is on the line.

11. Slope - , and (2, 3) is on the line

Answers

The correct answers are:

6. 3x-y=-1

In slope intercept form this equation has a slope of 3 and point 1,4 is included on the graphed line: y=3x+1 is slope intercept form.

7. 2x+y=11

In slope intercept form this equation has a slope of -2 and point 4,3 is included on the graphed line: y=-2x+11 is slope intercept form

10. 4x-7y=-17

In slope intercept form this equation has a slope of 4/7 and point 1,3 is included on the graphed line: y=4/7x+17/7 is slope intercept form


11. 3x+2y=12

In slope intercept form this equation has a slope of -3/2 and point 2,3 is included on the graphed line: y=-3/2x+6 is slope intercept form


You basically just find the slope intercept form of each question then convert the intercept form over to standard form then graph in intercept form to see if the point lies on the line :)

What do all similar circles have in common?

Answers

Answer:

Explanations (4) Similarity is a quality of scaling: two shapes are similar if you can scale one to be like the other, like these triangles ABC and DEF. Since all circles are of the same shape (they only vary by size), any circle can be scaled to form any other circle. Thus, all circles are similar!

Step-by-step explanation:

Welcome

Which of the following is not true?


p+q = q+p
p x q = q x p
p x (q x r)=(p x q ) x r
p - q = q - p



Plz answer my exam is going on right now

Answers

Step-by-step explanation:

the number 4 is false

p-q =-(q-p)

Complete the table for y=2x-3

Answers

Answer:

See attachment also

Step-by-step explanation:

Let y be 0 at first.

Now let x be 0.

y | 0 -3

x | 1.5 0

i need some frikin help on equations like this 4x>2 i used to do questions like this 4x=2 (basically one step equations) im just really confused

Answers

Answer:

x>1/2

Step-by-step explanation:

4x>2

4x/4

2/4

x>2/4

2/4 divided by 2= 1/2

x>1/2

Find the area and perimeter of
the parallelogram:
17ft
12ft
15ft

Answers

Step-by-step explanation:

The area = base × height

= 12 × 17 = 204

the perimeter = 2(17 + 15) = 2 × 32 = 64

please give me a brainliest answer

NEED ASAP IT WAS DUE LAST WEEK
1.Explain why the equation (x-4)^2-28=8 has two solutions. Then solve the equation to find the solutions. Show your work.

Answers

(x-4)^2-28=8
Sorry if it’s hard to see

qenl ingin ke korea menemui Mbak Rrr, qenl mmbeli tiket delman dgn harga 5000 tapi uangnya hanya cukup untuk pergi ke kanada yg harga tiket delmannya 2000. berapa selisih kedua tiket tsb?

nt:
how to make a username with greek letters​

Answers

Answer:

3.000

Step-by-step explanation:

ticket delman korea = 5000ticket delman kanada = 2000

Selisih

= 5000 - 2000

= 3000

Maka, selisih harga tiket delman Korea & Kanada adalah 3.000 .

Answer :

Tiket to Korea = 5.000

Tiket to Kanada = 2.000

—» Selisih = Tiket Korea - Tiket Kanada

—» Selisih = 5.000 - 2.000

—» Selisih = (5 - 2)000

—» Selisih = 3.000

pls help!!!!!!! i will give brainliest!!!!!

Answers

Answer:

There is a strong positive correlation

Step-by-step explanation:

The graph shows as more students study the higher the test score is.

Parallel to y=1/8x; through (-8.-8)

Answers

Answer:

.

Step-by-step explanation:

what are you supposed to be finding ? parallel lines , equation , slope intercept form etc

solve the mystery. it is between 25 and 40.the sum of the digit is 8.the mystery number is not 26​

Answers

Answer:

35

Step-by-step explanation:

Numbers that add up to 8 and number combinations

0 and 8: 80, 08

1 and 7: 17, 71

2 and 6: 26, 62

3 and 5: 35, 53

4 and 4: 44

Since the number must be between 25 and 40, the only possible numbers are 26 and 35

Since 26 is not the answer, the number is 35

2x √3x+1
Find the derivative

Answers

Answer:
3 3/2 x1/2
explanation:
download math-way it helps a lot

Answer:

3 3/2x1/2

Step-by-step explanation:

The distributive property simplify each expression. Question 3. 3(4+3r)

Answers

Answer:

12 + 9r

Step-by-step explanation:

3(4 + 3r)

= 12 + 9r

Answer:

12 + 9r

Step-by-step explanation:

just multiply 3 by 4 and then 3r.

solve please :3 will mark brainliest !!

Answers

>> Answer

__________

[tex] \: [/tex]

6f = $15

8f = $20

10f = ?

Soo :

2f = 5

f = 2,5

10f = 10(2,5) = $25

The cost of the wire of the third length in the table is, 25 dollars

We have to give that,

The cost of a certain type of wire varies directly with its length.

Now, From the table the equation between cost and length is,

y - 15 = (20 - 15)/(8 - 6) (x - 6)

y - 15 = (5/2) (x - 6)

y - 15 = 2.5x - 15

y = 2.5x

Where y represents the cost and x represent the length.

Hence, At x = 10 feet

y = 2.5 (10)

y = 25 dollars

So, The cost of the wire is, 25 dollars

To learn more about the equation visit:

brainly.com/question/28871326

#SPJ6

To find out how fast a tree grows, you can measure its trunk. A giant red oak's diameter was 248 inches in 1965. The tree's diameter had grown to 251 inches in 2005. Find the average rate of change in the diameter of the tree per year.


CLEAR CHECK

1313 inches per year


-0.075 inch per year


0.075 inch per year


3 inches per year

Answers

I think it's 0.075 inch per year

Answer:

Your answer is C. or 0.075 inches per year.

Step-by-step explanation:

251-248 = 3 ( To figure out how much it grew )

2005 -1965 = 40   ( To figure out how long it took )

3/40 = 0.075

increase £40 by 35% =

Answers

Answer:

£54

Step-by-step explanation:

An increase of 35% on the original 100% is 100% + 35% = 135% = 1.35 , so

1.35 × £40 = £54

Find the cube of the number 50​

Answers

Answer:

125000

Step-by-step explanation:

there years ago Ava lent her sister $400 to buy some clothes. today Ava's sister pay her loan in full with $454. what simple annual interest rate did she pay?

Answers

Answer:

4.5% per year

please help me or I'm gonna fail math​

Answers

Answer:

length = x+6

width = x-6

Step-by-step explanation:

The area of rectangle is:

[tex] \displaystyle \large{ A= l \times w}[/tex]

where A is area, l is length and w is width.

We know the area of this rectangle or table since we are given A = x^2-36.

First, substitute A = x^2-36 in.

[tex] \displaystyle \large{ {x}^{2} - 36 = lw}[/tex]

Then we factor x^2-36, use the difference of two squares:

[tex] \displaystyle \large{ (x + 6)(x - 6) = lw}[/tex]

Compare the terms.

First, we have to understand that length is always longer or greater or have more values than width.

Hence length cannot be x-6 and width cannot be x+6 either.

Thus:

[tex] \displaystyle \large{length = x + 6} \\ \displaystyle \large{width = x - 6}[/tex]


Subtract 2y - 3 from 8y-2.

Answers

Answer:

2(3y-2)

Step-by-step explanation:

Collect like terms

6y-4

Simple terms

2(3y-2)

What is 3/4+1/4+1/2=

Answers

Answer:

3/2

Step-by-step explanation:

Answer:

Exact Form: [tex]\frac{3}{2}[/tex]

Decimal Form: 1.5

Mixed Number Form: [tex]1\frac{1}{2}[/tex]

Step-by-step explanation:

In pic

(Credits: Symbolab)

(Hope this helps can I pls have brainlist (crown)☺️)


So, if the average family earned $4,000 per month, how much would they send back
out to pay debreach month
What kinds of things could you do with that money?

Answers

hazlo tu misma, perra. buy

if 3^x = 1, find the value of x.​

Answers

3x-1=?

maybe 3x-1=5

3x=5+1

3x=6

X=6/3

X=2

Donna bought 4 bags of dog treats for $10.72. What is the cost per bag of dog treats?

Answers

Answer:

2.68

Step-by-step explanation:

Answer: The bags cost about $2.68 each

Step-by-step explanation: All I did was simple Division: ($10.72 ÷ 4 = $2.68) If you need to double check to see if this is accurate, you can do ($2.68 x 4= 10.72)  Therefore, this equation has an accurate answer.~

Hope this helps, have a great day/night!

~IFoundJiminsLostJams~

James wants to buy a new cell phone package. There are three packages available, each offering a different deal.Package 1$160 for 4 monthsPackage 2$128 for 4 monthsPackage 3$60 for 2 monthsWhich package offers the best deal?A.Package 3B.Package 1C.Package 2D.Both Package 1 and Package 2

Answers

Answer:

to get which one is the best we have to bring them packages to the same terms

so to do that we have to find what each package offers per month by divided the amount by the number of months

so

160/4= 40

128/4=32

60/2=30

so the best package is

B. package 1

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