Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - Study Summary - Practice Exercises - Page 73: 11



Work Step by Step

Multiplying the numerators and multiplying the denominators, the given expression, $ \dfrac{9}{10}\cdot\dfrac{13}{13} ,$ is equivalent to \begin{array}{l}\require{cancel} \dfrac{9(13)}{10(13)} \\\\= \dfrac{117}{130} .\end{array}
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