Find the minimum value of the function for the polygonal convex set determined by the given system of inequalities.
2x + 2y216
-2x + by s 24
- 4x + 4y - 8
F(x, y) = 5x+4y
a. The minimum is at (3,5).
c. The minimum is at (9,7).
b. The minimum is at (5,3).
d. The minimum is at (8,0).