Respuesta :
Hello!
Step-by-step explanation:
[tex]SLOPE=\frac{Y_2-Y_1}{X_2-X_1}=\frac{RISE}{RUN}[/tex]
[tex]\frac{1-2}{3-1}=\frac{-1}{2}=-\frac{1}{2}[/tex]
Slope is -1/2.
Final answer is -1/2.
Hope this helps!
Thanks!
Have a nice day! :)
:D
-Charlie