Answer:
[tex]\large\boxed{m=-\dfrac{5}{6}}[/tex]
Step-by-step explanation:
The formula of a slope:
[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]
We have the points (-19, 1) and (-1, -14). Substitute:
[tex]m=\dfrac{-14-1}{-1-(-19)}=\dfrac{-15}{18}=-\dfrac{15}{18}=-\dfrac{5}{6}[/tex]
