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)![]() ![]() You can put this solution on YOUR website! 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( ". \n" ); document.write( "Let q = number of quarters \n" ); document.write( "then \n" ); document.write( "171-q = number of dimes \n" ); document.write( ". \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) \n" ); document.write( ". \n" ); document.write( "Dimes: \n" ); document.write( "171-q = 171-105 = 66 \n" ); document.write( " \n" ); document.write( " |