Answer
$m=-\dfrac{6}{5}$
Work Step by Step
RECALL:
The slope $m$ of a line is given by the formula $m=\dfrac{y_2-y_1}{x_2-x_1}$ where $(x_1, y_1)$ and $(x_2, y_2)$ are points on the line.
Use the formula above to obtain:
$m=\dfrac{-1-5}{3-(-2)}=\dfrac{-6}{3+2}=\dfrac{-6}{5}=-\dfrac{6}{5}$