Step-by-step explanation:
Hello there!
A good first step is to fill the t=blanks with 2 and 4.
Then proceed as follows:
[tex]3 |2x+4|=24\\3(2x+4)=24\\2x+4=\frac{24}{3} \\2x+4=8\\2x=8-4\\2x=4\\x=2[/tex]
And there you are! Feel free to comment with questions, and have a grwat day!
:)