Find the slope of the line containing the pair of points.
-$( 6.8 , - 6.8 )$ and $( 0 , - 1.7 )$
A) $- \frac { 5 } { 4 }$
B) $- \frac { 3 } { 4 }$
C) 8
D) Undefined

Question

Quizplus · Accepted Answer

The slope of a line through 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, $m = \frac{-1.7 - (-6.8)}{0 - 6.8} = \frac{5.1}{-6.8} = - \frac{3}{4}$.

Find the Slope of the Line Containing the Pair of Points