PLEASE HELP. ILL MARK BRAINLIEST
solve and graph |x + 2x| < 9
#13 in the picture and i need the answer in graph form or at least explained with words like the picture PLEASEEE
![PLEASE HELP ILL MARK BRAINLIEST solve and graph x 2x lt 9 13 in the picture and i need the answer in graph form or at least explained with words like the pictur class=](https://us-static.z-dn.net/files/d3f/fc43e5877f39afde320782170c19762a.png)