SOLUTION: Reduce the rational expression. (Show steps please) {{{(x^2-49)/(3x-21)}}}

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Reduce the rational expression. (Show steps please) {{{(x^2-49)/(3x-21)}}}      Log On


   

Question 300485: Reduce the rational expression. (Show steps please)
%28x%5E2-49%29%2F%283x-21%29
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
(x^2-49)/(3x-21)
(x-7)(x+7)/3(x-7) cancel out the (x-7) terms.
(x+7)/3 ans.