## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson

# Chapter 4 - Polynomials - 4.3 Polynomials - 4.3 Exercise Set - Page 251: 9

#### Answer

$\color{red}{\text{This expression is a polynomial}}$.

#### Work Step by Step

Remember that a term is considered a monomial ONLY IF it is a PRODUCT of constants and/or variables. In this item, the terms are $3x$ and $-7$ each can be considered as a monomial. Therefore, $\color{red}{\text{this expression is a polynomial}}$.

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.