document.write( "Question 12709: I have a total of 35 coins consisting of dimes and nickels. THe value of these coins is $3.30. How many dimes and nickels do i have? \n" ); document.write( "
Algebra.Com's Answer #11403 by stanbon!(97)![]() ![]() ![]() You can put this solution on YOUR website! Let the number of nickels be \"x\". \n" ); document.write( "Then number of dimes is \"35-x\". \n" ); document.write( "Value of nickels is (5)x cents. \n" ); document.write( "Value of dimes is (10)(35-x)= (350 -10x) cents. \n" ); document.write( "EQUATION: \n" ); document.write( "Value of nickels + Value of dimes is 330 cents \n" ); document.write( " 5x +350-10x = 330 \n" ); document.write( " -5x = -20 \n" ); document.write( " x = 4 (number of nickels) \n" ); document.write( " 35-x = 31 (number of dimes)\r \n" ); document.write( "\n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |