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: 26

Answer

15

Work Step by Step

-k – m - 8n = - (0) – (-7) – 8(-1) (k is 0, m is -7, n is -1) = 7 – (-8) (change subtraction to addition (-7) to (7)) = 7 + 8 (change subtraction to addition (-8) to (8)) = 15
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