document.write( "Question 777012: A man has a collection of nickels, dimes, and quarter whose values is $6.55. He has 3 times as many quarters as dimes, and 5 more nickels than dimes. How many of each type of coin does he have? \n" ); document.write( "
Algebra.Com's Answer #473911 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! A man has a collection of nickels, dimes, and quarter whose values is $6.55. He has 3 times as many quarters as dimes, and 5 more nickels than dimes. How many of each type of coin does he have? \n" ); document.write( "*** \n" ); document.write( "let x=number of dimes \n" ); document.write( "x+5=number of nickels \n" ); document.write( "3x=number of quarters \n" ); document.write( ".. \n" ); document.write( ".10x+.05(x+5)+.25(3x)=6.55 \n" ); document.write( ".10x+.05x+.25+.75x=6.55 \n" ); document.write( ".90x=6.30 \n" ); document.write( "x=7 \n" ); document.write( "x+5=12 \n" ); document.write( "3x=21 \n" ); document.write( "number of dimes=7 \n" ); document.write( "number of nickels=12 \n" ); document.write( "number of quarters=21 \n" ); document.write( " |