Find the slope of the line through the pair of points.
-$( 8,9 )$ and $( 3,6 )$
A) $\frac { 15 } { 11 }$
B) $- \frac { 3 } { 5 }$
C) $\frac { 3 } { 5 }$
D) $\frac { 5 } { 3 }$

Question

Quizplus · Accepted Answer

The slope of a line 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, $m = \frac{6 - 9}{3 - 8} = \frac{-3}{-5} = \frac{3}{5}$.

Find the Slope of the Line Through the Pair of Points