Question 921840
This lesson explains how your question in general works:


<a href="http://www.algebra.com/my/Uniform-Rates-Travel%3A-same-direction-but-different-travel-times-meet-when%3F.lesson?content_action=show_dev">http://www.algebra.com/my/Uniform-Rates-Travel%3A-same-direction-but-different-travel-times-meet-when%3F.lesson?content_action=show_dev</a>
http://www.algebra.com/my/Uniform-Rates-Travel%3A-same-direction-but-different-travel-times-meet-when%3F.lesson?content_action=show_dev