Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 2 - Reasoning and Proof - 2-5 Reasoning in Algebra and Geometry - Practice and Problem-Solving Exercises - Page 117: 5


a) Multiplication Property of Equalty b) Distributive Property c) Addition Property of Equality

Work Step by Step

a) Each side was multiplied by 2. b) The Distributive Property was used to multiply each of the terms in the parentheses by 2. c) 10 was added to each side.
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