Question

4(x+y)=8(y-4)
2(x-1)=y-15

Answer 1

Step-by-step explanation:

4x+4y=8y-32

4x-4y+32=0

2(x-1)=y-15

2x-2=y-15

2x-y+13=0]×2

4x-4y+32=0....1

4x-2y+26=0.......2

- + - -

_____________

-2y+6=0

-2y=-6

y=3

put in 1..

4x-4×3+32=0

4x=-20

x=-5