document.write( "Question 904707: Madeline has 60 coins some are quarters the rest are half dollars total value of coins is $19.50 how many of each denominations does she have? \n" ); document.write( "
Algebra.Com's Answer #548859 by richwmiller(17219)\"\" \"About 
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h+q=60,
\n" ); document.write( "50*h+25*q=1950
\n" ); document.write( "h=60-q
\n" ); document.write( "50*(60-q)+25*q=1950
\n" ); document.write( "3000-50q+25*q=1950
\n" ); document.write( "-25*q=-1050
\n" ); document.write( "q=42
\n" ); document.write( "h=60-q
\n" ); document.write( "h=18 at $.50 and q=42 at $.25
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\n" ); document.write( "18+42=60
\n" ); document.write( "50*h+25*q=1950
\n" ); document.write( "50*18+25*42=1950
\n" ); document.write( "900+1050=1950
\n" ); document.write( "1950=1950
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