Answer
B. 0
Work Step by Step
The identity property can be written as $a+0=a$, for some real number $a$.
In other words, the identity property tells us that the sum of any real number $a$ and 0 is equal to to $a$ itself.
For example, $9+0=9$.
Intermediate Algebra (12th Edition)
by Lial, Margaret L.; Hornsby, John; McGinnis, Terry
Published by
Pearson
ISBN 10:
0321969359
ISBN 13:
978-0-32196-935-4
Chapter R - Section R.4 - Properties of Real Numbers - R.4 Exercises - Page 37: 1
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