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17-09-2017
Mathematics

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Julia spent $58 on a book. the cost of the book was $16 less than twice what she spent on a backpack. how much did the backpack cost?

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PollyBear PollyBear

17-09-2017

Let b be the cost of the backpack

58 = 2b-16
74 = 2b
b=37

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