Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Appendix A - A.2 - Formulas and Equations - Exercises - Page 549: 25

Answer

a=12

Work Step by Step

By developing the brackets we have: $a +a + 2 = 26$ $2a + 2 = 26$ We subtract 2 from both sides: $2a = 26-2 =24$ We divide both sides by 2: $a = 24\div 2 = 12$
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.