Frequent Questions about our Solver

The problem

Answer provided by our tutors

We combine like terms and then pull common factor '2' in front of the brackets.

You can obtain an explanation for any step by clicking on it. Please note that you cannot click on the very first expression, which is the original problem. 

If you are not satisfied with the number of solution steps displayed (either too many steps or too few), click on the Options button to adjust the number of steps to be shown.

← Previous Problem Next Problem →