SOLUTION: Simplify by removing factors of 1. (7x-49)/(7-x) I got 7x/7x * -7/-1 which equals 7, right?> Not sure what I am doing here...

Algebra ->  Expressions-with-variables -> SOLUTION: Simplify by removing factors of 1. (7x-49)/(7-x) I got 7x/7x * -7/-1 which equals 7, right?> Not sure what I am doing here...      Log On


   

Question 461707: Simplify by removing factors of 1.
(7x-49)/(7-x)
I got
7x/7x * -7/-1 which equals 7, right?> Not sure what I am doing here...
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

%287x-49%29%2F%287-x%29
=%287x-7%2A7%29%2F%287-x%29
=7%28x-7%29%2F%287-x%29....take minus out of parentheses in nominator 7%28x-7%29:-7%28-x%2B7%29 or -7%287-x%29
=-7%287-x%29%2F%287-x%29...simplify
=-7cross%28%287-x%29%29%2Fcross%28%287-x%29%29
=-7