Answer:
x=-2 and y= 3
Step-by-step explanation:
First use x=2y-8 and put it in the other equation you will get:
-3(2y-8)+2y=12
Now distribute the -3 to whats inside the parenthesis:
-6y+24+2y=12
Combine like terms:
-4y+24=12
Subtract 24 from both sides:
-4y=36
Divide both sides by -4