Answer:
The equation of the line would be y = -4x - 3
Step-by-step explanation:
To find any equation when you have the slope and a point, start with point-slope form and then solve for y.
y - y1 = m(x - x1)
y - 5 = -4(x + 2)
y - 5 = -4x - 8
y = -4x - 3