document.write( "Question 556329: the total value of nickels and dimes is $ 2.20 . There are 36 coins in all . Write an equation which gives the number of dimes , d . \n" ); document.write( "
Algebra.Com's Answer #362137 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! the total value of nickels and dimes is $ 2.20 . \n" ); document.write( " There are 36 coins in all . Write an equation which gives the number of dimes , d . \n" ); document.write( ": \n" ); document.write( "n + d = 36 \n" ); document.write( "d = 36 - n \n" ); document.write( "and \n" ); document.write( ".05n + .10d = 2.20 \n" ); document.write( ".10d = 2.20 - .05n \n" ); document.write( "multiply eq by 10 \n" ); document.write( "d = 22 - .5n \n" ); document.write( " |