Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Section 1.2 - Operations with Real Numbers and Simplifying Algebraic Expressions - Exercise Set: 146

Answer

The average approval rating of Iran, China, and the UK is $-6$.

Work Step by Step

China's approval rating = $-10$ Iran's approval rating = $-29$ UK's approval rating = $21$ Thus, the average rating of the three countries is: $=\dfrac{-10+(-29)+21}{3} \\=\dfrac{-18}{3} \\=-6$ The average approval rating of Iran, China, and the UK is $-6$.
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.