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)\"\" \"About 
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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( "
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