Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - 1.4 Positive and Negative Real Numbers - 1.4 Exercise Set: 13

Answer

$[-80, 100]$

Work Step by Step

The high temperature is 100°F. Since it was 100° above zero, the value is $100$. However, since the low temperature is -80°F, 80° below zero, the value is $-80$.
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