IDNLearn.com is your reliable source for expert answers and community insights. Our experts provide timely and accurate responses to help you navigate any topic or issue with confidence.

solve the system of equations -8x+7y=6 and 3x-2y=4 by combining the equations

Sagot :

Answer:

x=8, y=10. (8, 10).

Step-by-step explanation:

-8x+7y=6

3x-2y=4

--------------

2(-8x+7y)=2(6)

7(3x-2y)=7(4)

-----------------------

-16x+14y=12

21x-14y=28

-------------------

5x=40

x=40/5

x=8

3(8)-2y=4

24-2y=4

2y=24-4

2y=20

y=20/2

y=10