3 years ago

Solve the system of equation 2x+3y=40 and -2x+2y=20

2 answers:

6 0

Hi Daniellepowers!

To solve this system of equations, add the two equations.
2x+3y=40
+
-2x+2y=20
=
5y=60
y=12

Plug y back into any equation,
2x+3(12)=40
2x+36=40
2x=4
x=2

Solution: (2, 4)

B. x= 2 y=12

Hope this helps :)

ad-work [718]3 years ago

5 0

2x+3y=40
-2x+2y=20
5y=60
***y=12***

2x+36=40
***x=2***

You might be interested in

If 15 students share 26 brownies, how many would each student get?

slamgirl [31]

Hi, all we need to do is to divide the number of brownies by the number of students, and we will get the amount of how many would each student get.

26/15 = 1,73 brownies per student.

4 0

3 years ago

Mister mayor has asked that you pass a geometry quiz before you begin building. He wants you to make sure you are qualified befo

vovangra [49]

Answer:

what do you need help with tho lol

Step-by-step explanation:

7 0

3 years ago

Gianna is taking a multiple choice test with a total of 100 points available. Each question is worth exactly 5 points. What woul

tatiyna

Answer:

Her test score would be an 85 because 5x3=15 and then you would subtract 15 from 100 which would be 85

equation would be x=100-(5y)

8 0

3 years ago

Read 2 more answers

What is the intercepts of the line?

xxTIMURxx [149]

Answer:

The y-intercept is 2.5

The x-intercept is 3.5

Step-by-step explanation:

Hope this helps!

8 0

2 years ago

Read 2 more answers

35 POINTS FOR ONE QUESTION!!!!

maks197457 [2]

Answer:

5,400 yd²

Step-by-step explanation:

New total area :

Original area x scale factor
600 yd² x 9
5,400 yd²

7 0

2 years ago

Read 2 more answers