Answer:
m = (2 - 0)/(3 - 0) = 2/3
m = (7 - 5)/(4 - 1) = 2/3
m = (2 - (-2))/(4 - (-2)) = 4/6 = 2/3
(0, 0) and (2, 3)
(1, 5) and (4, 7)
(-2, 2) and (-4, 2)
