Answer
$\text{like terms}$
Work Step by Step
$2x$ and $3x$ are like terms.
Thus, the missing phrase in the given statement is $\color{blue}{\text{like terms}}$.
You need to log in to continue
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.