What are some good ways to remember how to isolate a variable?

Question

I NEED to learn this before school starts back or I may be put back a grade. So does anybody know any easy ways to remember how to isolate variables? Please don't just give me a example and say that's how you do it.

Answer 1

put all numbers on one side of the equal sign

and the varible on the other side

Answer 2

put all numbers on one side of the equal sign

and the varible on the other side