2(h+3)=6(h-3)

Solution for 2(h+3)=6(h-3) equation:

2(h+3)=6(h-3)

We simplify the equation to the form, which is simple to understand 
2(h+3)=6(h-3)

Reorder the terms in parentheses
+(+2h+6)=6*(h-3)

Remove unnecessary parentheses
+2h+6=+6+*(+h-3+)

Reorder the terms in parentheses
+2h+6=+(+6h-18)

Remove unnecessary parentheses
+2h+6=+6h-18

We move all terms containing h to the left and all other terms to the right. 
+2h-6h=-18-6

We simplify left and right side of the equation. 
-4h=-24

We divide both sides of the equation by -4 to get h. 
h=6