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 February 29th, 2012, 04:57 AM #1 Newbie   Joined: Jan 2012 Posts: 28 Thanks: 0 Find ratio of 2 equations If the ratio of x + 2y to 5y - x is 3 to 5. What is the ratio of x to y? February 29th, 2012, 05:17 AM   #2
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Re: Find ratio of 2 equations

Quote:
 Originally Posted by stevecowall If the ratio of x + 2y to 5y - x is 3 to 5. What is the ratio of x to y?
(x + 2y) / (5y - x) = 3/5
Now cross-multiply... February 29th, 2012, 05:38 AM #3 Global Moderator   Joined: Dec 2006 Posts: 20,931 Thanks: 2205 (x + 2y)/(5y - x) = 3/5 ? 5(x + 2y) = 3(5y - x) ? 8x = 5y ? x : y = 5 : 8. Tags equations, find, ratio Search tags for this page

### if the ratio of x 2y to 5y - x is 3 to 5, what is the ratio of x to y?

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