SOLUTION: I need to simplify the following: x^2 -x -12 / x+4 I can do the top part (x+3)(x-4)...but I can't cross out x-4 which is over x+4 ...Right? Thanks, Jake

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I need to simplify the following: x^2 -x -12 / x+4 I can do the top part (x+3)(x-4)...but I can't cross out x-4 which is over x+4 ...Right? Thanks, Jake      Log On


   

Question 196539: I need to simplify the following:
x^2 -x -12 / x+4
I can do the top part (x+3)(x-4)...but I can't cross out x-4 which is over x+4 ...Right?
Thanks,
Jake
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
I need to simplify the following:
x^2 -x -12 / x+4
I can do the top part (x+3)(x-4)...but I can't cross out x-4 which is over x+4 ...Right?
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Right. They don't cancel.