Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 1 - Review: 131



Work Step by Step

We can find the increase in life expectancy between 1990 and 2000 by subtracting the life expectancy in 1990 from the life expectancy in 2000. Life expectancy in 1990: 78.8 Life expectancy in 2000: 79.3 $79.3-78.8=.5$
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