Question

2x - y = 10 y = -x - 1 Solve the system of equations (3, -4) no solution (9, 8)

Answer 1

(3, -4)

Explanation:

`2x-y=10`

`y=-x-1`

`2x-(-x-1)=10`

`2x+x+1=10`

`3x=9`

`x=3`

`y=-3-1`

`y=-4`

Solution: (3, -4)