# What is the slope of the line passing through  (-4,-8); (-2,0)?

Use the gradient (slope) formula: $m = \frac{{y}_{2} - {y}_{1}}{{x}_{2} - {x}_{1}} = \frac{0 - \left(- 8\right)}{- 2 - \left(- 4\right)} = \frac{8}{2} = 4$
m=("rise")/"run"=(y_2-y_1)/(x_2-x_1)