Question

Find the slope of a line that contains the two points (-2,8) and (1,2).

Answer 1

The formula of a slope:

`m=(y_2-y_1)/(x_2-x_1)`

We have the points (-2, 8) and (1, 2). Substitute:

`m=(2-8)/(1-(-2))=(-6)/(3)=-2`

Answer: the slope = -2.