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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?

Respuesta :

DavidJames

Answer:

18b − 2 = 90 is the equation that can be used to find the number of b boxes Crystal bought.

amna04352

Answer:

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