Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-5 Adding and Subtracting Real Numbers - Practice and Problem-Solving Exercises - Page 34: 12



Work Step by Step

$4+(-3)$ is the same as $4-3$, which is therefore equal to $1$. We start at 4 on the number line and move 3 units to the left since we are subtracting. When we do this, we find: $4+(-3)=1$
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