Well, I am going to answer anyway.
5x−(6−x) | Distribute the nagative sign to all terms inside of the parentheses. |
5x−6+x | Combine any like terms. |
6x−6 | That's about all you can do. You can factor out a 6, if you'd like. |
6(x−1) | You could also leave it like it was above. |