Susan was asked to simplify the following rational expression. Assess her work and critique any mistakes she may have made. Determine where she may have made a mistake and fix the mistake to find the correct simplified expression. Sa Susan's work: 5a? 1. * 5a2 3 a 96? b? a 15a 3. 9b a 5a2 4. +96 2.

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A:

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