Question

Rapido equação do 1° grau >>>> 2y-4y=12-y+28

Answer 1

2y-4y=12-y+28
2y-4y+y=12+28
-2y+y= 40
-y=40

Answer 2

2y-4y=12-y+28
2y-4y+y=12+28
-y=40
y=-40