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: 145

Answer

The average approval rating of China, France, and Israel is $-3$.

Work Step by Step

China's approval rating = $-10$ France's approval rating = $-3$ Israel's approval rating = $4$ Thus, the average rating of the three countries is: $=\dfrac{-3+(-10)+4}{3} \\=\dfrac{-9}{3} \\=-3$ The average approval rating of China, France, and Israel is $-3$.
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