#### Answer

z = $\frac{49}{20}$

#### Work Step by Step

$\frac{2}{7}$z - $\frac{1}{5}$ = $\frac{1}{2}$
$\frac{2}{7}$z = $\frac{7}{10}$
z = $\frac{49}{20}$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

z = $\frac{49}{20}$

$\frac{2}{7}$z - $\frac{1}{5}$ = $\frac{1}{2}$
$\frac{2}{7}$z = $\frac{7}{10}$
z = $\frac{49}{20}$

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.