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 1-5 - Cumulative Review - Page 372: 34


372 minutes

Work Step by Step

We let $x$ equal the number of minutes women spend on the phone. Thus, we write an expression to model the situation: $$ x+x+97=647 \\ 2x= 550 \\ x=275$$ Thus, men spend the following amount of time on the phone each month: $$ 275+97 = 372$$
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