Question

Solve each system of equations by graphing.

Q no.1 y=x+3
2x+y=-6

Q no.2 y=3x-6
6x-2y=12

Answer 1

1. X=-3, Y=0

2. all real numbers

Explanation:

1.

2x+x+3=-6

3x+3=-6

3x=-9

x=-3

y=-3+3

y=0

2.

6x-2(3x-6)=12

6x-6x+12=12

0=0

All real numbers