okay, try this
-x***** -4****** -18
_____ - ____ = __________
(-x+3) *(x-3)* *(x-3)(x+3)*
I dont really know if its correct or not. But lets see what people get. Theres suppose to be 2 numbers, but ignore the negative number outcome.
Answer should be.....
10
EDIT - doesnt seem like it comes out right...
Okay, ignore the *