Answer
$m=-\dfrac{4}{5}$
Work Step by Step
Using $m=\dfrac{y_1-y_2}{x_1-x_2}$ or the Slope Formula, then the slope of the line containing the given points, $(
-2,4
) \text{ and } (
3,0
)$, is
\begin{array}{l}
m=\dfrac{4-0}{-2-3}
\\\\
m=\dfrac{4}{-5}
\\\\
m=-\dfrac{4}{5}
.\end{array}