Answer:
-3/10
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(-6-(-9))/(-3-7)
m=(-6+9)/-10
m=3/-10
m=-3/10
Im sorry, it is too blurry. I cannot read it.

=

, and when you multiply it by 5 it turns into

, which is

So in conclusion he watched 9 & 10 minutes watching the movie