SOLUTION: 3/5x-3/7=5/7

Algebra ->  Equations -> SOLUTION: 3/5x-3/7=5/7      Log On


   

Question 545820: 3/5x-3/7=5/7
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
%283%2F5x%29-3%2F7=5%2F7 add 3/7
%283%2F5x%29=8%2F7 cross multiply
3%287%29=8%285x%29
21=40x divide by 40
21%2F40=x