# Chapter 1 - Equations and Inequalities - Summary Exercises on Solving Equations - Exercises - Page 149: 21

$\color{blue}{\left\{x|x \ne 3\right\}}$

#### Work Step by Step

The value of $x$ cannot be $3$ as it will make the denominator zero. Since any quantity is equal to itself, then the given equation is an identity. Thus, the value of $x$ can be any number except $3$. Therefore, the solution set is: $\color{blue}{\left\{x|x \ne 3\right\}}$.

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.