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19 March, 04:41

Crystal bought b boxes of cookies to bring to a party. Each box contains 18 cookies. She decides to keep two boxes for herself. She brings 90 cookies to the party. Which equation can be used to find the number of b boxes Crystal bought?

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Answers (2)
  1. 19 March, 05:39
    0
    b - 2 = 90/18

    b = 7

    Step-by-step explanation:

    Let b be the no. of boxes bought

    b - 2 = 90/18

    b - 2 = 5

    b = 5 + 2

    b = 7
  2. 19 March, 06:26
    0
    18b - 2 = 90 is the equation that can be used to find the number of b boxes Crystal bought.
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