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Mathematics, 05.02.2020 07:01 MoparorNocar061401

Abox of 80 coins, consisting of only nickels and dimes, is worth 7 dollars and 80 cents. find the number of nickels.

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Abox of 80 coins, consisting of only nickels and dimes, is worth 7 dollars and 80 cents. find the nu...
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