How can i Minimizing a function

Minimize e

subject to

e+x1 -0.5 >= 0 ,

e+x2 -0.5 >= 0

e+x3 -0.5 >= 0

e+x1+ x2 -1.25 >= 0

e+x1+ x3 -1.25 >= 0

e+x2+ x3-1 >= 0 ,

x1+x2+x3= 1.75

x1- 0.5 >= 0

x2- 0.5 >= 0

x3- 0.5 >= 0

I want to compute x1,x2 and x3 when is at its minimum e=0

Answer 1

[Torsten]

help linprog

Best wishes

Torsten.