document.write( "Question 111973: Jill has $3.50 in nickels and dimes. If she has 50 coins, how many of each type of coins does she have? \n" ); document.write( "
Algebra.Com's Answer #81686 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Jill has $3.50 in nickels and dimes. If she has 50 coins, how many of each type of coins does she have? \n" ); document.write( "--------------- \n" ); document.write( "Let number of nickels be \"x\" ; value of these is 5x cents \n" ); document.write( "# of dimes is \"50-x\" ; value of these is 10(50-x)= 500-10x cents \n" ); document.write( "------------------ \n" ); document.write( "EQUATION: \n" ); document.write( "value + value = 350 cents \n" ); document.write( "5x + 500-10x = 350 \n" ); document.write( "-5x = -150 \n" ); document.write( "x = 30 ( # of nickels) \n" ); document.write( "50-x=20( # of dimes) \n" ); document.write( "==================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |