# Chapter 1 - Introduction to Algebraic Expressions - Test: Chapter 1 - Page 78: 17

$\dfrac{2}{3}$

#### Work Step by Step

Multiplying the given expression,$-\dfrac{2}{3}$, by $-1$, then its opposite is \begin{array}{l}\require{cancel} -\left( -\dfrac{2}{3} \right) \\\\= \dfrac{2}{3} .\end{array}

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.