## Introductory Algebra for College Students (7th Edition)

m=$\frac{1}{2}$
The two marked points on the line are (2,4) and (-2,2) m=$\frac{y_2-y_1}{x_2-x_1}$ m=$\frac{2-4}{-2-2}$ m=$\frac{-2}{-4}$ m=$\frac{2}{4}$ m=$\frac{1}{2}$