document.write( "Question 191932: I always save my change week to week. This week I found all nickels and dimes. There were twice as many dimes as nickles and the value of the dimes was $.90 more than the value of the nickles. How many nickles and dimes do I have?
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Algebra.Com's Answer #144013 by nerdybill(7384)\"\" \"About 
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There were twice as many dimes as nickles and the value of the dimes was $.90 more than the value of the nickles.
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\n" ); document.write( "Let n = number of nickels
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\n" ); document.write( "2n = number of dimes
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\n" ); document.write( ".10(2n) = .05n + .90
\n" ); document.write( ".20n = .05n + .90
\n" ); document.write( ".15n = .90
\n" ); document.write( "n = .90/.15
\n" ); document.write( "n = 6 (nickels)
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\n" ); document.write( "Dimes:
\n" ); document.write( "2n = 2(6) = 12 (dimes)
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