College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 4 - Section 4.1 - Properties of Linear Functions and Linear Models - 4.1 Assess Your Understanding: 2

Answer

$m=\dfrac{2}{3}$

Work Step by Step

The slope $m$ of the line that passes through the points $(x_1, y_1)$ and $(x_2, y_2)$ is given by the formula: $m=\dfrac{y_2-y_1}{x_2-x_1}$ Use the formula above to obtain: $m=\dfrac{3-5}{-1-2}=\dfrac{-2}{-3}=\dfrac{2}{3}$
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