I solved it by substitution
x = 20 - 2y
4 (20 - 2y) + 2y = 32
80 - 8y + 2y = 32
-6y = 32 - 80
-6y = -48
y = 8
Okay this is the problem:
4x+2y=32
x+2y=20
I got this: 5x+4y=52. Is that my answer???
1 answer