Answer:
y=(8/5)x - (40/8).
Step-by-step explanation:
1) Isolate y:
Equation of the line l: y=-(5/8)x - (40/8)
2) The perpendicular line have the same equation has above, but with the slope changed by -1/(slope of l).
Slope of l = -5/8
Slope of the perpendicular line = -1/(-5/8) = 8/5.
