Respuesta :

Answer:

Minimum -45, maximum 32

Step-by-step explanation:

C=4x-3y

x≥0, y≥4, x+y≤15

Minimum  is achieved at min x and max y:

  • C=4*0- 15*3= -45

Maximum is achieved at max x and min y

  • C=11*4-4*3= 44-12= 32

Minimum -45, maximum 32

Option 2