Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 3 - Section 3.2 - Integrated Review - Expressions and Equations: 36

Answer

-20 + x

Work Step by Step

"Sum" means we are adding. The two number we are adding are x and -20, so therefore, the answer is -20 + x
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