Frequent Questions about our Solver

The problem

Click to see the original problem

I can't understand why I'm multiplying by 13

Answer provided by our tutors

You might want to see more steps from the solution.
Go to 'Options' tab and select 'Show: a lot of steps'.
This way you will see the following steps that will make things much more clear:

Please, do not hesitate to write back if some of the steps is not clear enough.

← Previous Problem Next Problem →