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Mathematics, 23.04.2021 21:30 reycaden

Mari spent a total of $351.81 for a party. She spent $200.76 on food, plus an additional $30.21 for each hour of the party. How long was the party?

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Mari spent a total of $351.81 for a party. She spent $200.76 on food, plus an additional $30.21 for...

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