document.write( "Question 718947: If I have a dollar ninety five made of quarters and nickels and only have 15 coins how many quarters do I have? \n" ); document.write( "
Algebra.Com's Answer #441159 by josgarithmetic(39626)\"\" \"About 
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q for quarters n for nickels\r
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\n" ); document.write( "\n" ); document.write( "q+n=15 and 0.25q+0.05n=1.95. Divide this second equation by 5 and then multiply by 100 to have 5q+n=39.\r
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\n" ); document.write( "\n" ); document.write( "Your system to solve can be:
\n" ); document.write( "\"5q%2Bn=39\"
\n" ); document.write( "\"q%2Bn=15\"\r
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\n" ); document.write( "\n" ); document.write( "Solve for q and n.\r
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\n" ); document.write( "\n" ); document.write( "Answer: 7 quarters and 8 nickels.
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