Answer:
the slope is x 0 y-9
Step-by-step explanation:
very very very sorry if it's wrong I apologize
Slope = -3/1
As the hint says, slope is the change in y over the change in x or
m = (y2 - y1)/(x2 - x1)
m = (9 - 15)/(2 - 0)
m = -6/2
m = -3/1
