Question

How to calculate the rise and run of a slope (4,-1) and (-2,3)

Answer 1

$m = \frac{ y_{2} - y_{1} }{ x_{2} - x_{1} }$
$m = \frac{3 - (-1)}{-2 - 4}$
$m = \frac{4}{2}$
$m = 2$