Question

2x - y = -1
{
- x + 2y = 8​

Answer 1

x=2 y=5

EXPLICACION PASO A PASO

2x-y= -1. -y=-1-2x y=1+2x

-x+2y=8

-x+2(1+2x)=«

-x+2+4x=8

3x=8-2=6. x=6:3=2

2(2)-y=-1.

4-y=-1

-y=-1-4=-5

y=-5:-1=5