3-9(3.6)=-12(3.6)+14

Solution for 3-9(3.6)=-12(3.6)+14 equation:

3-9(3.6)=-12(3.6)+14

We simplify the equation to the form, which is simple to understand 
3-9(3.6)=-12(3.6)+14

Reorder the terms in parentheses
3+(-32.4)=-12*(3.6)+14

Remove unnecessary parentheses
+3-32.4=-12+*(+3.6+)+14

Reorder the terms in parentheses
3-32.4=+(-43.2)+14

Remove unnecessary parentheses
+3-32.4=-43.2+14

We move all terms containing  to the left and all other terms to the right. 
0=-43.2+14-3+32.4

We simplify left and right side of the equation. 
0=0.2

0=0.2

The left and right sides are not equal, therefore there is no solution. This equation is invalid.