Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 1 - Section 1.5 - Addition of Real Numbers - Exercise Set - Page 63: 16

Answer

$-10$

Work Step by Step

In adding two numbers with the same sign, perform the following steps: (1) Add their absolute values. $|-4| + |-6| = 4 + 6 = 10$ (2) The sum must have sign common to the addends. $-4+(-6) = -10$ Thus, the sum is $-10$.
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