# How do you simplify the expression 3(4+n) - 5?

Mar 3, 2018

$7 - 3 n$

#### Explanation:

$3 \left(4 + n\right) - 5$

First you remove the brackets, by multiplying all that is outside with the digits inside the bracket..

$3 \times 4 + 3 \times n - 5$

$12 + 3 n - 5$

$12 - 5 + 3 n$

$7 - 3 n$