Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - 9.1 Signed Numbers - 9.1 Exercises: 7

Answer

+20,320 ft

Work Step by Step

Mount McKinley, the tallest mountain in the United States, rises 20,320 ft above sea level. Rises means 20,320 is greater than 0 so put + sign before 20 or don’t put any sign.
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