Identify the mistake. Explain what the mistake is and what this person should have done.

Greggreg asked Sep 27, 2022

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44 votes

Greggreg asked Sep 27, 2022

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13 votes

Mistake:

2nd Line of Student Work.

Opening Brackets:

4*1 = 4 Correct

Problem is here: 4*5n = 20n, not 5n, Wrong

John Small answered Oct 2, 2022

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