SOLUTION: THE RATION OF TWO NUMBERS IS 2:5.IF THE SUM IS 84,WHAT IS THE BIGGER NUMBER?

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Question 631735: THE RATION OF TWO NUMBERS IS 2:5.IF THE SUM IS 84,WHAT IS THE BIGGER NUMBER?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
THE RATION OF TWO NUMBERS IS 2:5.IF THE SUM IS 84,WHAT IS THE BIGGER NUMBER?
:
Let n = one number
then
(84-n) = the other the other number
n%2F%28%2884-n%29%29 = 2%2F5
Cross multipoly
5n = 2(84-n)
5n = 168 - 2n
5n + 2n = 168
n = 168/7
n = 24 is the smaller number
:
You can find the larger number