document.write( "Question 630531: a coin bank contains only nickels and dimes. The total value of the coins in the bank is $2.50. If the nickels were dimes and the dimes were nickels the total value of the coins would be $3.50. Find the number of nickels in the bank
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Algebra.Com's Answer #396975 by richwmiller(17219)\"\" \"About 
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5n+10d=250;
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\n" ); document.write( "d=10 n=30
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\n" ); document.write( "150+100=250
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\n" ); document.write( "50+300=350
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