Basic Statistics: Tales of Distributions 10th Edition

by Spatz, Chris

Published by Cengage Learning

ISBN 10: 0-49580-891-1

ISBN 13: 978-0-49580-891-6

Appendix A - Arithmetic and Algebra Review - Pretest - Page 368: A.30

Answer

$-\frac{21}{4}$

Work Step by Step

A negative and a positive yield a negative. So turn it into a fraction $-\frac{21}{4}$, then reduce. $-\frac{21}{4}$

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