Answer:
Step-by-step explanation:
(-5,5)...x1 = -5 and y1 = 5
(5,-4)...x2 = 5 and y2 = -4
slope = (y2 - y1) / (x2 - x1)
slope = (-4 - 5) / (5 - (-5) = -9 / (5 + 5) = -9/10 <==
