Frequent Questions about our Solver

The problem

Click to see the original problem

can you tell me how you got the three x square in the final answer! I have everything up until the last line and I have everything except 3x^2

Answer provided by our tutors

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.

If you select "Show: a lot of steps" and "Apply" you will get the following answer with extra steps:

So, 3x^2 comes from +x^2 - 4x^2 since +x^2 - 4x^2 = 3x^2.

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