Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 3 - Section 3.3 - Slope - Exercise Set - Page 242: 36



Work Step by Step

m=$\frac{y_2-y_1}{x_2-x_1}$ m=$\frac{-15-(-3)}{-2-0}$ m=$\frac{-12}{-2}$ m=6 m=$\frac{y_2-y_1}{x_2-x_1}$ m=$\frac{6-3}{-12-6}$ m=$\frac{3}{-18}$ m=$\frac{1}{-6}$ m=-$\frac{1}{6}$ 6$\times$-$\frac{1}{6}$=-1 Therefore the lines are parallel.
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