Question: 7) Consider the following minimum cost flow problem where u12=10,u34=10,u36=10 a) Formulate the linear programming model for this problem. b) Given the initial feasible solution

7) Consider the following minimum cost flow problem where u12=10,u34=10,u36=10 a)

7) Consider the following minimum cost flow problem where u12=10,u34=10,u36=10 a) Formulate the linear programming model for this problem. b) Given the initial feasible solution shown below, use the network simplex method for one iteration. Is this an optimal solution

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