Answer:
[tex]\large\boxed{\dfrac{5}{7}}[/tex]
Step-by-step explanation:
The formula of a slope:
[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]
We have two points (-9, -10) and (-2, -5).
Substitute:
[tex]m=\dfrac{-5-(-10)}{-2-(-9)}=\dfrac{-5+10}{-2+9}=\dfrac{5}{7}[/tex]
