Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - Chapter Review - 1-5 and 1-6 Operations with Real Numbers: 58

Answer

-9
1500980804

Work Step by Step

Using a number line can help you visualize the concept of addition. To find $-2+(-7)$ on the number line, start at -2 and move 7 units to the left. $-2+(-7)=-9$
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