If something has been put on your wall, by someone else or yourself, and you find you want it gone, go to it.... now in the area of this thing go to it's top right corner and scroll around and something will pop up it will say edit remove, you can go from there. You can hide from timeline, you can report spam and edit right there. Your Welcome!
You must indicate what things from facebook you want to remove. Basically there are options and buttons you just need to click if you want to remove or delete something that is posted in your facebook account.
Sometimes when you go to the account tab you can remove a lot of things. there is a small x when you put the mouse near what you want when your on the wall page, right hand corner that will remove it form the wall.