Answer:
x=7 y= -3
Explanation:
When you ADD both the x variable is cancelled
since -3x + 3x = zero
then you solve for y And when you plug the value of y you will solve x
2y-3x =-27
5y+3x =6
ADD BOTH
7y = -21
y = -3
PLUG y
5(-3)+3x = 6
-15 + 3x = 6
3x = 21
x=7