Intermediate Algebra (6th Edition)

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

Chapter 3 - Section 3.4 - The Slope of a Line - Vocabulary, Readiness & Video Check - Page 161: 11

Answer

The slope helps show rate of change.

Work Step by Step

The y intercept gives us the starting value. In other words, it tells us what the pay is for the base year. Next, we consider m, the slope. Since a slope is a rate of change, the slope tells us how things are changing. Specifically, it tells us the rate at which the pay is increasing.
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