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Capella University - October 2010 | ||
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 | Student's Solution Manual Tp Accompany College Algebra and Trigonometry (3rd Edition) by Margaret L. Lial, John Hornsby, David I. Schneider Paperback, 832 Pages, Published 2005 ISBN-10: 0-321-22770-0 / 0321227700 ISBN-13: 978-0-321-22770-6 / 9780321227706 Margaret L. Lial, John Hornsby, David I. Schneider. 13. Let x = average speed upriver. Then jc + 5 = average speed on return trip. Since the distance upriver and downriver are the same, we solve the following. l.2x = .9(x + 5) = 1 .2x = .9x + 4.5 = 3x = 4.5 = x = 15 ... y= .100725jc- 196.54 3.80 | |