Hi!
Step-by-step explanation:
[tex]SLOPE=\frac{Y_2-Y_1}{X_2-X_1}=\frac{RISE}{RUN}[/tex]
[tex]\frac{7-8=-1}{(-20)-2=-22}=\frac{-1}{-22}=\frac{-1/1}{-22/1}=\frac{-1}{22}[/tex]
Slope is -1/22
Answer is -1/22
I hope this helps you!
Have a nice day! :)
-Charlie
:D