#### Answer

x=$\frac{z+y}{2}$

#### Work Step by Step

2x-y=z
2x=z+y
x=$\frac{z+y}{2}$

Published by
Brooks Cole

ISBN 10:
0-53449-636-9

ISBN 13:
978-0-53449-636-4

x=$\frac{z+y}{2}$

2x-y=z
2x=z+y
x=$\frac{z+y}{2}$

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.