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 20: 80



Work Step by Step

Written horizontally, this problem reads $8-19$ In order to subtract $19$ from $8$, we find $19-8$, and put a negative out front because the number being subtracted ($19$) is larger. Therefore, $8-19=-(19-8)=-11$
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