# How do you simplify -12d + 3 + 14d + 18?

Jun 6, 2018

$2 d + 21$

#### Explanation:

Given: $- 12 d + 3 + 14 d + 18$.

Combine like-terms.

$= 2 d + 18 + 3$

$= 2 d + 21$
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