The number of solution steps displayed are too many, so we advise to go to Options tab and adjust the number of steps to be shown. By applying show a few steps you will see the bellow solution.

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. Quite often, several transformations will be performed within the same step. Use the explanation navigation buttons to step through all of them: