You can
put this solution on YOUR website!Given:
Rewrite the equation as

This equation can be foiled.
First find the factors of 135.
They are: 1,3,5,9,15,27,45,135
9 and 15 fit for this equation.

These two equations are equal
Now

We have 2 solutions
X + 9 = 0 or rewritten as X = -9
& X - 15 = 0 or rewritten as X = 15