Answer
$k=-\frac{1}{9}$
Work Step by Step
$k+\frac{2}{3}=\frac{5}{9}$
$k+\frac{2}{3}-\frac{2}{3}=\frac{5}{9}-\frac{2}{3}$
$k=\frac{5}{9}-\frac{2}{3}$
$\frac{5}{9}-\frac{2}{3}\times3$
$\frac{5}{9}-\frac{6}{9}$
$k=-\frac{1}{9}$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 3 - Solving Inequalities - 3-1 Inequalities and Their Graphs - Practice and Problem-Solving Exercises - Page 170: 79
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