Hello, everybody. Currently, I'm learning how to simplify rational expressions. I have the gist of it all, but there's one particular problem that's stumped me. Here it is:

The answer which I've gotten is the following:

However, I checked the answer on Mathway.com and it says it's the following:

I'm not sure why I'm not getting the answer correct, as I feel I'm doing all the right steps, but surely someone here would know much better than I would. :] I appreciate any help very much.

Colton