document.write( "Question 329472: Sue has nickels and quarters totaling $6.50. There are 4 more nickels than quarters. How many coins are there? \n" ); document.write( "
Algebra.Com's Answer #236175 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! Sue has nickels and quarters totaling $6.50. There are 4 more nickels than quarters. How many coins are there? \n" ); document.write( ". \n" ); document.write( "Let x = number of quarters \n" ); document.write( "then \n" ); document.write( "x+4 = number of nickels \n" ); document.write( ". \n" ); document.write( ".25x + .05(x+4) = 6.50 \n" ); document.write( ".25x + .05x+.20 = 6.50 \n" ); document.write( ".30x + .20 = 6.50 \n" ); document.write( ".30x = 6.30 \n" ); document.write( "x = 21 (quarters) \n" ); document.write( ". \n" ); document.write( "number of nickels: \n" ); document.write( "x+4 = 21+4 = 25 \n" ); document.write( ". \n" ); document.write( "Total number of coins: \n" ); document.write( "21+25 = 46 \n" ); document.write( " \n" ); document.write( " |