SOLUTION: how to solve rational expression 5/x^2+3x - 4/x^2-x-12

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Question 289506: how to solve rational expression 5/x^2+3x - 4/x^2-x-12
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Equations are solved.
Expressions are simplified or reduced.
Hint :
x^2+3x=x*(x+3)
x^2-x-12=(x+3)*(x-4)
Result
(x-20)/((x-4)* x* (x+3))