Respuesta :

The answer is y=3
10+12y=2y+40

Subtract 2 from 12
10+12y=2y+40
-2y 2y

Which is 10+10y=40

Then subtract 10 from 40

10+10y=40
-10 -10

10y=30

Now you divide

10y=30
— —
10 10

Y=3
Hope this helped