PLZ HELP !!
Identify the number of the first step where a mistake occurs, if any and show what it should look like.
![PLZ HELP Identify the number of the first step where a mistake occurs if any and show what it should look like class=](https://us-static.z-dn.net/files/d49/36d4cd172fc929ae7f8bf3db58a01f0d.png)