Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.4 - Linear Inequalities and Problem Solving - Exercise Set - Page 86: 69b

Answer

The answer in item $69$a, $x\ge81,$ means that her final score should be $81$ or above to get a passing score of an average of at least $77.$

Work Step by Step

Use the answer in item $69$a and interpret the result according to the conditions of the problem.
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.