# Chapter P - Section P.1 - Algebraic Expressions, Mathematical Models, and Real Numbers - Exercise Set: 128

$8 -3(x+6)$ $-3x-10$

#### Work Step by Step

The sum of $x$ and $6$ is $x+6$. That times three is $3(x+6)$. $8$ decreased by that is $8 -3(x+6)=8-3x-18=-3x-10$.

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.