SOLUTION: how do you do this? simplify (all positive exponents) {{{(x^2-x-12)/(x^2+7x+12)}}}

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: how do you do this? simplify (all positive exponents) {{{(x^2-x-12)/(x^2+7x+12)}}}       Log On


   

Question 134168: how do you do this?
simplify (all positive exponents)
%28x%5E2-x-12%29%2F%28x%5E2%2B7x%2B12%29
Answer by ptaylor(2198) About Me  (Show Source):
You can put this solution on YOUR website!
how do you do this?
simplify (all positive exponents)
%28x%5E2-x-12%29%2F%28x%5E2%2B7x%2B12%29=
%28%28x-4%29%28x%2B3%29%29%2F%28%28x%2B4%29%28x%2B3%29%29 and this equals
%28x-4%29%2F%28x%2B4%29
Hope this helps---ptaylor