document.write( "Question 836060: Cayla has 30 dimes and nickels in her purse worth $2.35. How many dimes and nickels does she have in her purse? \n" ); document.write( "
| Algebra.Com's Answer #503934 by stanbon(75887)      You can put this solution on YOUR website! Cayla has 30 dimes and nickels in her purse worth $2.35. How many dimes and nickels does she have in her purse? \n" ); document.write( "---------- \n" ); document.write( "Quantity:: n + d = 30 coins \n" ); document.write( "Value::: 5n+10d = 235 cents \n" ); document.write( "------- \n" ); document.write( "Modify for elimination:: \n" ); document.write( "n + d = 30 \n" ); document.write( "n + 2d = 47 \n" ); document.write( "------------ \n" ); document.write( "Subtract and solve for \"d\": \n" ); document.write( "d = 17 (# of dimes) \n" ); document.write( "----- \n" ); document.write( "n + 17 = 30 \n" ); document.write( "n = 13 (# of nickels) \n" ); document.write( "============================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============================ \n" ); document.write( " |