Answer
$k=-15$
Work Step by Step
$k+15=0$
Subtract 15 from both sides.
$k+15-15=0-15$
$k+0=-15$
$k=-15$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
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: 11
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