Answer
$-a^2+3b-4$
Work Step by Step
$\frac{5a^3b - 15ab^2 + 20ab}{-5ab}$
$=5a^3b(\frac{1}{-5ab})- 15ab^2(\frac{1}{-5ab})+20ab(\frac{1}{-5ab})$
$=-a^2+3b-4$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Review - Page 406: 114
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