Answer:
slope = 3
Step-by-step explanation:
Calculate the slope m using the slope formula
m =
with (x₁, y₁ ) = (1, 2) and (x₂, y₂ ) = (3, 8)
m = = = 3
(x-7)^2+(y-8)^2=121
y - 4 = -5(x + 1)
y - 4 = -5x - 5
y = -5x - 1