Answer
$-\frac{25}{28}$
Work Step by Step
$-\frac{3}{4}-\frac{1}{7}=-\frac{3\times7}{4\times7}-\frac{1\times4}{7\times4}=-\frac{21}{28}-\frac{4}{28}=\frac{-21-4}{28}=\frac{-25}{28}=-\frac{25}{28}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 1 - Section 1.5 - Integrated Review - Operations on Real Numbers - Page 50: 23
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