MAX Z = 7x1 + 2x2 + 5x3 + 5x4
subject to
6x1 + x2 + 6x3 + 2x4 <= 36
x1 + x2 <= 20
5x1 + x2 <= 5
x3 + 5x4 <= 50
2x3 + x4 <= 15
and x1,x2,x3,x4 >= 0
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.