Example 12.14. Find an optimal solution to the following L.P.P. be computing all basic solutions and then finding one that maximizes the objective function : 2x₂ + 3x2-x3 + 4x4 = 8,x₁ - 2x₂ + 6x3-7x4 = -3 Xp Xx X z, x ≥ 0, Max. Z = 2x₂ + 3x₂ + 4x3 + 7x4

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