Algebra 2 (1st Edition)

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

Chapter 4 Quadratic Functions and Factoring - 4.8 Use the Quadratic Formula and the Discriminant - 4.8 Exercises - Mixed Review - Page 299: 76

Answer

$$\frac{-2}{3}$$

Work Step by Step

The equation for the slope of a line is: $$m=\frac{y_2-y_1}{x_2-x_1}$$. Thus, plugging in the given points, we obtain: $$m=\frac{3-(-5)}{-8-4}=\frac{-2}{3}$$
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