170k views
5 votes
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?

A) 2b − 18 = 90
B) 18b − 2 = 90
C) 18b − 36 = 90
D) 36 − 18b = 90

User Aqua
by
4.6k points

2 Answers

3 votes
The answer is b I know this because I did it
User Jdruwe
by
5.2k points
6 votes

Answer:b

Explanation:

she took 2 boxes and there is 18 per box 18 times b = 90