Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 2 Linear Equations and Functions - 2.2 Find Slope and Rate of Change - 2.2 Exercises - Skill Practice - Page 86: 15



Work Step by Step

The student flipped the values of $x_2$ and $x_1$ in the bottom equation. Using the equation for slope, we find: $$ m =\frac{y_2-y_1}{x_2-x_1} =\frac{-1-(-3)}{2-(-4)} = \frac{2}{6}=\frac{1}{3}$$
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