document.write( "Question 963957: Jimmy has a pocket full of quarters and nickels. There are a total of 50 coins. When he added it all up he had $10.50. How many nickels did he have. \n" ); document.write( "
Algebra.Com's Answer #808139 by CubeyThePenguin(3113)\"\" \"About 
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q = number of quarters
\n" ); document.write( "n = number of nickels\r
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\n" ); document.write( "\n" ); document.write( "q + n = 50
\n" ); document.write( "25q + 5n = 1050\r
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\n" ); document.write( "\n" ); document.write( "25q + 25n = 1250
\n" ); document.write( "-25q - 5n = -1050
\n" ); document.write( "------------------------
\n" ); document.write( "20n = 200 ---> n = 10\r
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\n" ); document.write( "\n" ); document.write( "Jimmy had 10 nickels.
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