Prealgebra (7th Edition)

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

Chapter 3 - Section 3.1 - Simplifying Algebraic Expressions - Exercise Set: 105

Answer

Correct

Work Step by Step

$-7+(4+y)=(-7+4)+y\rightarrow$ apply commutative property $(-7+4)+y=(-7+4)+y$
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