Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 2 - Reasoning and Proof - Get Ready! - Page 79: 13



Work Step by Step

By the definition of midpoint, $AD\cong DB$ Substitute the given values. $x+8=2x+5$ Subtract x from each side and simplify. $x+8-x=2x+5-x$ $8=x+5$ Subtract 5 from each side and simplify. $8-5=x+5-5$ $3=x$
Update this answer!

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

Update this answer

After 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.