# Question #91dff

Sep 6, 2017

$54$

#### Explanation:

Subtract $7$ from $331$, then divide by $6$.

$331 - 7$ equals $324$, then divide $324$ by $6$, which equals $54$.

let $b$ be the number of students. $6 b + 7 = 331$

$6 b = 331 - 7$

$6 b = 324$

$b = 54$