Intermediate Algebra (6th Edition)

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

Chapter 4 - Section 4.3 - Systems of Linear Equations and Problem Solving - Exercise Set - Page 231: 15b

Answer

Answers will vary depending on what years you choose.

Work Step by Step

We will consider 2012: $ y = -4.5(5)+24$ $y = 1.5$ 1.5 percent of adults under 30 blog for the given year. Now, we consider adults over 30: $ y = 2(5)+7 = 17$ 17 percent of people over 30 blogged.
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