Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - Connecting: The Concepts - Exercises - Page 57: 1



Work Step by Step

When we add two numbers with the same sign, we must first find the sum of their absolute value. $|-8|=8$ $|-2|=2$ $8+2=10$ Since both numbers are negative, the answer will also be negative. Therefore, $-8+(-2)=-10$
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