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 - Review Exercises: Chapter 3: 44

Answer

$m=2$

Work Step by Step

RECALL: The slope $m$ of a line is given by the formula $m=\dfrac{y_2-y_1}{x_2-x_1}$ where $(x_1, y_1)$ and $(x_2, y_2)$ are points on the line. Use the formula above to obtain: $m=\dfrac{1.4-4.6}{-9.9-(-8.3)}=\dfrac{-3.2}{-9.9+8.3}=\dfrac{-3.2}{-1.6}=2$
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