tolong dijawab pake cara terima kasih

A (-2, 1)
B (1, 5)

x1 = -2
y1 = 1
x2 = 1
y2 = 5

m = (y2 - y1) / (x2 - x1)
m = (5 - 1) / (1 - (-2))
m = 4/3