An 85-mi trip to the beach took Susan 2 hr. During the second hour, a rainstorm caused
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An 85-mi trip to the beach took Susan 2 hr. During the second hour, a rainstorm caused her to average 7 mph less than she traveled during the first hour. Find her average rate for the first hour.
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Lets assume that Susans average rate during the first hour was x m...View the full answer
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Related Book For
Intermediate Algebra
ISBN: 9780134895987
13th Edition
Authors: Margaret Lial, John Hornsby, Terry McGinnis
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