Question

What is the solution for the system of equations? 2y=4x-12 and y=-2x+2

Answer 1

$2y = 4x - 12 \\ y = - 2x + 2 \\ \\ 2( - 2x + 2) = 4x - 12 \\ - 4x + 4 = 4x - 12 \\ 4 = 8x - 12 \\ 16 = 8x \\ 2 = x \\ \\ y = - 2(2) + 2 \\ y = - 4 + 2 \\ y = - 2$
(2,-2)