Answer
True
Work Step by Step
RECALL:
Subtraction is defined as:
$a-b = a+(-b)$.
$b$ and $-b$ are opposites of each other.
Thus, the given statement is true.
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.3 - Integers: Addition and Subtraction - Concept Quiz 1.3 - Page 19: 10
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