document.write( "Question 64036: Mike has 7 more nickles than quarters. In all he has $1.25. How man nickles does he have?\r
\n" ); document.write( "\n" ); document.write( "I'm stuck again!
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Algebra.Com's Answer #44679 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
n = number of nickels
\n" ); document.write( "q = number of quarters
\n" ); document.write( "\"n+=+q+%2B+7\" given
\n" ); document.write( "\"5n+%2B+25q+=+125\" given
\n" ); document.write( "multiply both sides of 1st by 5
\n" ); document.write( "\"5n+-+5q+=+35\" now subtract
\n" ); document.write( "\"-5n+-+25q+=+-125\"
\n" ); document.write( "\"-30q+=+-90\"
\n" ); document.write( "\"q+=+3\"
\n" ); document.write( "\"n+=+q+%2B+7\"
\n" ); document.write( "\"n+=+3+%2B+7\"
\n" ); document.write( "\"n+=+10\"
\n" ); document.write( "He has 3 quarters and 10 nickels
\n" ); document.write( "check
\n" ); document.write( "\"5n+%2B+25q+=+125\"
\n" ); document.write( "\"5%2A10+%2B+25%2A3+=+125\"
\n" ); document.write( "\"50+%2B+75+=+125\"
\n" ); document.write( "\"125+=+125\"
\n" ); document.write( "OK
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