SOLUTION: a-6/a+15=2a/2a+6 use the proportions below to solve for the variables. check your work.

Algebra ->  Problems-with-consecutive-odd-even-integers -> SOLUTION: a-6/a+15=2a/2a+6 use the proportions below to solve for the variables. check your work.      Log On


   

Question 341729: a-6/a+15=2a/2a+6
use the proportions below to solve for the variables. check your work.
Found 2 solutions by 123, Fombitz:
Answer by 123(1) About Me  (Show Source):
You can put this solution on YOUR website!
u are the best student ever dude u should get a reward !!!!

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify first.
%28a-6%29%2F%28a%2B15%29=%282%2F2%29%28a%2F%28a%2B3%29%29
%28a-6%29%2F%28a%2B15%29=%28a%2F%28a%2B3%29%29
Multiply both sides by %28a%2B15%29%28a%2B3%29.
%28a-6%29%28a%2B3%29=a%28a%2B15%29
a%5E2%2B3a-6a-18=a%5E2%2B15a
-3a-18=15a
18a=-18
highlight%28a=-1%29