You can put this solution on YOUR website! How many nickels and penny's are used to make up $4.75. Using only 175 coins.
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Equations:
Quantity:: p + n = 175 coins
Value::: p +5n = 475 cents
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Subtract and solve for "n"::
4n = 300
n = 75 (# of nickels)
p = 175-75 = 100 (# of pennies)
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Cheers,
Stan H.
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