Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-5 Adding and Subtracting Real Numbers - Practice and Problem-Solving Exercises: 62

Answer

c) x+(-y)

Work Step by Step

Subtracting a number is the same as adding its opposite. Therefore, it is true that: $x-y=x+(-y)$.
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