Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 9 - Basic Algebra - 9.6 Solving Equations - 9.6 Exercises - Page 668: 15

Answer

$r=10$

Work Step by Step

$8=r-2$ Add 2 to both sides. $8+2=r-2+2$ $10=r+0$ $r=10$
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