LilCatrina
contestada

PLEASE HELP!!!

slove by using system of equations and substatuion

4x-y=7
5x-8y=2

*please show work!

♡​

Respuesta :

Yang100

Answer:

x=2, y=1. (2, 1).

Explanation:

4x-y=7

5x-8y=2

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

y=4x-7

5x-8(4x-7)=2

5x-32x+56=2

-27x+56=2

-27x=2-56

-27x=-54

27x=54

x=54/27

x=2

4(2)-y=7

8-y=7

y=8-7

y=1

gserrano420

Answer:

x=2, y=1. (2, 1).

Explanation:

4x-y=7

5x-8y=2

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

y=4x-7

5x-8(4x-7)=2

5x-32x+56=2

-27x+56=2

-27x=2-56

-27x=-54

27x=54

x=54/27

x=2

4(2)-y=7

8-y=7

y=8-7

y=1