Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 3 - Introduction to Graphing - 3.5 Slope - 3.5 Exercise Set - Page 200: 51



Work Step by Step

Using $m=\dfrac{y_1-y_2}{x_1-x_2}$ or the Slope Formula, then the slope of the line containing the given points, $\left( 5,-4 \right) \text{ and } \left( 2,-7 \right)$, is \begin{array}{l} m=\dfrac{-4-(-7)}{5-2} \\\\ m=\dfrac{-4+7}{5-2} \\\\ m=\dfrac{3}{3} \\\\ m=1 .\end{array}
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