Hi!
Step-by-step explanation:
[tex]SLOPE=\frac{Y_2-Y_1}{X_2-X_1}=\frac{Rise}{Run}[/tex]
[tex]\frac{(-9)-6}{(-6)-(-9)}=\frac{-15}{3}=-5[/tex]
Therefore, the slope is -5, which is our final answer.
Hope this helps you!
Have a great day! :)
:D
-Charlie
Thank you!