Basic College Mathematics (9th Edition)

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

Chapter 9 - Basic Algebra - 9.5 Evaluating Expressions and Formulas - 9.5 Exercises: 22

Answer

11

Work Step by Step

-c - 5b =-(-1) – 5(-2) (c is -1, b is -2) = 1 – (-10) (Change subtraction to addition (-1) to 1) = 1 + 10 (Change subtraction to addition (-10) to 10) = 11
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