Question

The correct slope of the line that passes through the points (1,-3) and (3,-5)

Answer 1

(1,-3)(3,-5)
slope = (-5 - (-3) / (3 - 1) = (-5 + 3) / 2 = -2/2 = -1 <==

Answer 2

Slope=velocity=m=(y2-y1)/(x2-x1), in this case

m=(-5--3)/(3-1)

m=-2/2

m=-1