Answer:
Step-by-step explanation:
pick any two sets of points...I will pick (6,-1) and (11,0)
slope = (y2- y1) / (x2 - x1)
(6,-1)...x1 = 6 and y1 = -1
(11,0)...x2 = 11 and y2 = 0
now we sub
slope = (0 - (-1) / (11 - 6)
slope = (0 + 1) / 5
slope = 1/5 <=====