document.write( "Question 995015: Rachel has $10.80 in dimes and quarters. She has twice as many quarters as dimes. How many dimes and how many quarters does she have? \n" ); document.write( "
Algebra.Com's Answer #613890 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Same problem, different numbers. \n" ); document.write( "------------ \n" ); document.write( "a sum of $5 is made up of 60 coins which are either quarters or nickles: how many are there of each? \n" ); document.write( "--------- \n" ); document.write( "q + n = 60 \n" ); document.write( "25q + 5n = 500 \n" ); document.write( "------------- \n" ); document.write( "Or: \n" ); document.write( "60 nickels = $3 \n" ); document.write( "Each nickel replaced by a Q adds 20 cents. \n" ); document.write( "$5 - $3 = 200 cents \n" ); document.write( "200/20 = 10 quarters \n" ); document.write( " |