document.write( "Question 363990: rico's collection of quarters and dimes contains 32.85 . there are 171 coins in all. how many quarters and how many dimes are in rico's collection? \n" ); document.write( "
Algebra.Com's Answer #259640 by nerdybill(7384)\"\" \"About 
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rico's collection of quarters and dimes contains 32.85 . there are 171 coins in all. how many quarters and how many dimes are in rico's collection?
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\n" ); document.write( "Let q = number of quarters
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\n" ); document.write( "171-q = number of dimes
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\n" ); document.write( ".25q + .10(171-q) = 32.85
\n" ); document.write( ".25q + 17.1 - .10q = 32.85
\n" ); document.write( ".15q + 17.1 = 32.85
\n" ); document.write( ".15q = 15.75
\n" ); document.write( "q = 105 (quarters)
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\n" ); document.write( "Dimes:
\n" ); document.write( "171-q = 171-105 = 66
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