Answer
20m
Work Step by Step
We see that n is in both the numerator and denominator of this fraction. A number or variable divided by itself equals one, so we cancel out n to simplify the expression to 20m.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.