Find the slope of the line that passes through the points (-6,9) and (3,8) .
A) -9
B) $- \frac { 1 } { 9 }$
C) $- \frac { 17 } { 3 }$
D) $\frac { 1 } { 9 }$

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 (-6,9) and (3,8) into this formula gives $m = \frac{8 - 9}{3 - (-6)} = \frac{-1}{9} = -\frac{1}{9}$.

Find the Slope of the Line That Passes Through the Points