02-26-2012
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#17
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Join Date: May 2011
Posts: 1,633
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Quote:
Originally Posted by dragonballful23
help please. This question: What is n if:4\5=20\n. Need help(that was a proportion).
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4/5=20/n
20*5=4*n
100=4n
100รท4n
=25
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