Respuesta :

Answer:

[tex]\frac{3}{2}[/tex]

Step-by-step explanation:

I am assuming that you mean (4,−9) and (8, -3).

[tex]m=\frac{rise}{run}=\frac{-3+9}{8-4}=\frac{6}{4}=\boxed{\frac{3}{2}}[/tex]

Hope this helps.