3(y-7)=2(3+y)

Solution for 3(y-7)=2(3+y) equation:

3(y-7)=2(3+y)

We simplify the equation to the form, which is simple to understand 
3(y-7)=2(3+y)

Reorder the terms in parentheses
+(+3y-21)=2*(3+y)

Remove unnecessary parentheses
+3y-21=+2+*(+3+y+)

Reorder the terms in parentheses
+3y-21=+(+6+2y)

Remove unnecessary parentheses
+3y-21=+6+2y

We move all terms containing y to the left and all other terms to the right. 
+3y-2y=+6+21

We simplify left and right side of the equation. 
+1y=+27

We divide both sides of the equation by 1 to get y. 
y=27