Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.3 - Integers: Addition and Subtraction - Problem Set 1.3 - Page 19: 14



Work Step by Step

In the given expression, $ 9+(-14) ,$ the first number is $\text{ positive }$ and the second number is $\text{ negative }$. Since the signs are different, we subtract the numbers and copy the sign of the bigger number. Hence, the given expression simplifies to \begin{array}{l}\require{cancel} -5 .\end{array}
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