Find the slope of the line that passes through the given points, if possible. (5, - 1), (- 5, 1)
A) 5
B) $- \frac { 1 } { 5 }$
C) $\frac { 1 } { 5 }$
D) -5
E) undefined

Question

Quizplus · Accepted Answer

The slope of a line passing through two points $(x_1, y_1)$ and $(x_2, y_2)$ is given by $m = \frac{y_2 - y_1}{x_2 - x_1}$. Substituting the given points, we get $m = \frac{1 - (-1)}{-5 - 5} = \frac{2}{-10} = -\frac{1}{5}$.

Find the Slope of the Line That Passes Through the Given