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: 17

Answer

$-12$

Work Step by Step

$-9+(-3)=-12$ If you start with $-9$ and move $3$ units to the left on a number line, you end up with $-12$.
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