Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 4 - Section 4.4 - Systems of Linear Equations and Problem Solving - Exercise Set - Page 320: 29

Answer

4.5 hours

Work Step by Step

time on bike = x time walking = 6-x $40x+(6-x)*4=186$ $40x+24-4x=186$ $36x+24=186$ $36x=162$ $36x/36=162/36$ $x=4.5$ $6-4.5=1.5$
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.