Answer
3
Work Step by Step
$\frac{126}{42}=\frac{2\times3\times3\times7}{2\times3\times7}=\frac{2\times3\times7}{2\times3\times7}\times\frac{3}{1}=1\times\frac{3}{1}=3$
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 2 - Multiplying and Dividing Fractions - Summary Exercises - Fraction Basics - Page 141: 47
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