document.write( "Question 133542: Bruce has $5.50 in dimes and quarters. He has eight more quarters than dimes. How many quarters does he have? \n" ); document.write( "
Algebra.Com's Answer #97725 by edjones(8007)![]() ![]() You can put this solution on YOUR website! Let q=number of quarters, d=number of dimes \n" ); document.write( "q=d+8 \n" ); document.write( ".10d+.25(d+8)=5.50 Substitute d+8 for q. \n" ); document.write( ".1d+.25d+2=5.5 \n" ); document.write( ".35d+2=5.5 \n" ); document.write( ".35d+2-2=5.5-2 \n" ); document.write( ".35d=3.5 \n" ); document.write( ".35d/.35=3.5/.35 \n" ); document.write( "d=10 \n" ); document.write( "q=18 \n" ); document.write( ". \n" ); document.write( "Check: \n" ); document.write( "10*.10=1.00 \n" ); document.write( "18*.25=4.50 \n" ); document.write( "4.50+1.00=5.50 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |