Find the slope of the line containing the pair of points.
-$( - 7 , - 4 )$ and $( - 6 , - 4 )$
A) $\frac { 8 } { 13 }$
B) $- 8$
C) 0
D) Undefined

Question

Quizplus · Accepted Answer

The slope of a line is calculated using the formula $m = \frac{y_2 - y_1}{x_2 - x_1}$. Substituting the given points $(-7, -4)$ and $(-6, -4)$ into the formula gives $m = \frac{-4 - (-4)}{-6 - (-7)} = \frac{0}{1} = 0$. This means the line is horizontal.

Find the Slope of the Line Containing the Pair of Points