Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 8 - Polynomials and Factoring - Common Core Cumulative Standards Review - Selected Response - Page 542: 15

Answer

a=18

Work Step by Step

$b=2a-16; b=a+2$ (problem given) $2a-16=a+2$ (equate both values of b to each other) $2a-a-16=2$ (subtract a from both sides of the equation) $2a-a=16+2$ (add 16 to both sides of the equation) $a=18 $ (simplify)
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