document.write( "Question 987224: Johnny Cash has three more quarters than dimes. The total value of the dimes and quarters together is $13. How many quarters does he have. \n" ); document.write( "
Algebra.Com's Answer #608001 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "D=number of dimes; Q=number of quarters=D+3 \n" ); document.write( ". \n" ); document.write( "$0.10D+$0.25Q=$13 \n" ); document.write( "$0.10D+$0.25(D+3)=$13 \n" ); document.write( "$0.10D+$0.25D+$0.75=$13 \n" ); document.write( "$0.35D=$12.25 \n" ); document.write( "D=35 \n" ); document.write( ". \n" ); document.write( "Q=D+3=35+3=38 \n" ); document.write( "ANSWER: He has 38 quarters. \n" ); document.write( ". \n" ); document.write( "CHECK: \n" ); document.write( "$0.10D+$0.25Q=$13 \n" ); document.write( "$0.10(35)+$0.25(38)=$13 \n" ); document.write( "$3.50+$9.50=$13 \n" ); document.write( "$13=$13 \n" ); document.write( " |