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Mathematics, 24.09.2021 14:00 Kemosdasavage

Harrison has $9.30 in his coin collection, all in pennies and dimes. The number of dimes is three times the number of pennies. How many coins of each type does he have?

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Harrison has $9.30 in his coin collection, all in pennies and dimes. The number of dimes is three ti...
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