Answer
4
Work Step by Step
Draw a number line and make a mark at 7. Then, count three spaces to the left to add -3. Now you are at 4 and this is your answer.
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
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 62: 1
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