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Mathematics 21 Online
OpenStudy (anonymous):

15/25 = 9/?

OpenStudy (anonymous):

The first thing to do would be to cross multiply, yeah? So set up your problem with 15/25=9/x, then cross multiply.

OpenStudy (anonymous):

actually, u could divide both numbers by 5 to get 3/5, then multiply both by 3! I just answered my own question @unnstability!

OpenStudy (anonymous):

I'm glad I could help? I think. Haha @Brolex1220

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