Question

What is the solution to this system of equations?
2x – y = 6
y=6x – 12

Answer 1

2x - y = 6
2x - (6x - 12) = 6
2x - 6x + 12 = 6
-4x = -6
x = 3/2

y = 6(3/2) - 12
y = 9 - 12
y = -3

(3/2,-3)