Answer
$m=-\frac{7}{2}$
Work Step by Step
We can use the slope formula to calculate the slope of a line, m, that goes through two points.
$m=\frac{y_{2}-y_{1}}{x_{2}-x_{1}}$
$m=\frac{8-1}{1-3}=\frac{7}{1+(-3)}=-\frac{7}{2}$
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