Question: Solve the following mixed integer linear programming model by using the computer: maximize Z = 5x 1 + 6x 2 + 4x 3 subject to

Solve the following mixed integer linear programming model by using the computer:

maximize Z = 5x1 + 6x2 + 4x3
subject to

5x1 + 3x2 + 6x3 < 20
            x1 + 3x2 < 12
                x1, x3 > 0
                      x2 > 0 and integer

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