all the real numbers apart from $x=9$
Work Step by Step
We know that $|ax+b|\geq0$ for all real numbers $a,b$. Hence here the solution set is all the real numbers apart from $|x-9|=0\\x-9=0\\x=9$
You can help us out by revising, improving and updating this answer.Update this answer
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.