Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - 9.5 Evaluating Expressions and Formulas - 9.5 Exercises - Page 662: 17

Answer

$-1\frac{5}{8}$

Work Step by Step

We have $$-m-3n$$ Where $m = \frac{1}{2}$, $n=\frac{3}{8}$ Then if you substitute each letter by her value $$-\frac{1}{2} - 3*\frac{3}{8} = -\frac{1}{2} - \frac{9}{8} = \frac{-4-9}{8} = \frac{-13}{8} = -1\frac{5}{8}$$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.