document.write( "Question 872563: Nicky has a total of 89 coins in nickles, dimes and quarters. He has 8 more dimes than nickles and 2 and a half times as many quarters as nickels. In dollars and cents, what is the total value of these coins? \n" ); document.write( "
Algebra.Com's Answer #526272 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Nicky has a total of 89 coins in nickles, dimes and quarters. He has 8 more dimes than nickles and 2 and a half times as many quarters as nickels. In dollars and cents, what is the total value of these coins? \n" ); document.write( "*** \n" ); document.write( "let x=number of nickels \n" ); document.write( "x+8=number of dimes \n" ); document.write( "2.5x=number of quarters \n" ); document.write( ".. \n" ); document.write( "x+x+8+2.5x=89 \n" ); document.write( "4.5x=80 \n" ); document.write( "x=80/4.5 \n" ); document.write( ".. \n" ); document.write( ".05(80/4.5)+.10(80/4.5+8)+.25(2.5*80/4.5) \n" ); document.write( "0.89+2.58+11.11≈14.58 \n" ); document.write( "total value of these coins≈$14.58 \n" ); document.write( " |