Question

Solve the system using substitution.
x + 2y = -6
6x + 2y = 4
([?], [ ]

Answer 1

(2,-4)

Explanation:

2y=-x-6 2+2y=-6

y=-1/2x-3 2y=-8

6x+2(-1/2x-3)=4

6x-x-6=4

5x=10

x=2

y=-4