document.write( "Question 942259: nickels and dime are worth 7.00 she has 88 coins how many dimes does she have? \n" ); document.write( "
Algebra.Com's Answer #574405 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! nickels and dime are worth 7.00 she has 88 coins how many dimes does she have? \n" ); document.write( "------------------ \n" ); document.write( "Quantity:: n + d = 88 coins \n" ); document.write( "Value:: 5n+10d = 700 cents \n" ); document.write( "--------------------------- \n" ); document.write( "Modify for elimination: \n" ); document.write( "n + d = 88 \n" ); document.write( "n + 2d = 140 \n" ); document.write( "---- \n" ); document.write( "Subtract and solve for \"d\":: \n" ); document.write( "d = 52 (# of dimes) \n" ); document.write( "----- \n" ); document.write( "Solve for \"n\":: \n" ); document.write( "n + d = 88 \n" ); document.write( "n + 52 = 88 \n" ); document.write( "n = 36 (# of nickels) \n" ); document.write( "------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------- \n" ); document.write( " |