Answer:
-11x + 7y = 20
Step-by-step explanation:
See image. Multiply
2(-2x + 2y = 16)
You get -4x + 4y = 32
Then line that guy up underneath the
-15x + 3y = -12. You're adding vertically from the top down, x's with x's and y's with y's and plain numbers with plain numbers. See image
