How to go to college while paying for my house? Ideas to reduce my spending?

Hi, I am young, I bought a house a few years ago when they were cheap.
Now i want to finish my degree but I have a mortgage to pay and won't be able to make ends meat with a part time job. I am trying to finish my engineering degree and I know that working full time would be too difficult.

I was thinking that I could rent the house and move to a cheaper place while I go to college but I was wondering if anyone had any better ideas?

Read more: How to go to college while paying for my house? Ideas to reduce my spending?