#### Answer

$k=-\frac{1}{9}$

#### Work Step by Step

$k+\frac{2}{3}=\frac{5}{9}$
$k+\frac{2}{3}-\frac{2}{3}=\frac{5}{9}-\frac{2}{3}$
$k=\frac{5}{9}-\frac{2}{3}$
$\frac{5}{9}-\frac{2}{3}\times3$
$\frac{5}{9}-\frac{6}{9}$
$k=-\frac{1}{9}$

Published by
Prentice Hall

ISBN 10:
0133281140

ISBN 13:
978-0-13328-114-9

$k=-\frac{1}{9}$

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