blem 2022e [5M]
Minimize z = 60x₁ + 10x2 + 20x3
Subject to 3x₁ + x₂ + x3 > 2
X₁ = x₂ + x3 2 -1 x₁ + 2x₂ = x3 ≥ 1,
> 1, X2, X3 ≥ 0.