College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.2 - Real Numbers - P.2 Exercises: 76

Answer

$24$

Work Step by Step

The formula for the distance between two numbers is $|a-b|$. Thus, we have $|-3-21|=|-24|=24$
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