Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter 2 - Summary Exercises - Finding Slopes and Equations of Lines: 1

Answer

$m=-\dfrac{3}{5}$

Work Step by Step

Using $m=\dfrac{y_1-y_2}{x_1-x_2}$ or the Slope Formula, the slope of the line through $( 3,-3 )$ and $( 8,-6 )$ is \begin{array}{l}\require{cancel} m=\dfrac{-3-(-6)}{3-8} \\\\ m=\dfrac{-3+6}{3-8} \\\\ m=\dfrac{3}{-5} \\\\ m=-\dfrac{3}{5} .\end{array}
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