we have run this problem in Excel with solver tool and we have used simplex method to get the solution
the excel output is
so optimal solution is
x1 | -2 |
x2 | 6.923077 |
x3 | 16 |
x4 | 0 |
x5 | 0 |
x6 | 75 |
x7 | 0 |
and the final value of objective function is
-117.6923077 |
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