Answer:
a. (1,14) and (7,7)
b. slope = -1.2
Step-by-step explanation:
a. Use the points that are actually on the drawn line
(1,14) and (7,7)
b. Slope formula is :

It doesnt matter which one is 1 or 2. I will take (1,14) as (x1, y1) and (7,7) as (x2, y2)

Second and 4th are your answers!
Answer:
20x times because you have to figure out the times and hours
Answer:
a and c I'm 99percent shure