document.write( "Question 62351: theres a jar of nickels and dimes that has $6.75. theres 84 more nickels than dimes. how many nickels and how many dimes are there? \n" ); document.write( "
Algebra.Com's Answer #43114 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 5N+10D=675 \n" ); document.write( "N=D+84 NOW SUBSTITUTE(D+84) FOR N IN THE FIRST EQUATION THUS \n" ); document.write( "5(D+84)+10D=675 \n" ); document.write( "15D+420=675 \n" ); document.write( "15D=675-420 \n" ); document.write( "15D=255 \n" ); document.write( "D=255/15 \n" ); document.write( "D=17 NUMBER OF DIMES THEN THE NICKELS ARE 17+84=101 \n" ); document.write( "PROOF \n" ); document.write( "5*101+17*10=675 \n" ); document.write( "505+170=675 \n" ); document.write( "675=675 \n" ); document.write( " |