Draw the Network Representation of This LP Model

Essay

Draw the network representation of this LP model.What type of problem is it?
MAX ^X₄₁
Subject to: ^X₄₁ ^{− X}₁₂ ^{− X}₁₃ ^{= 0}
X₁₂ − X₂₄ = 0 X₁₃ − X₃₄ = 0
X₂₄ + X₃₄ − X₄₁ = 0 0 ≤ X₁₂ ≤ 5,
0 ≤ X₁₃ ≤ 4,
0 ≤ X₂₄ ≤ 3,
0 ≤ X₃₄ ≤ 2,
0 ≤ X₄₁ ≤ ∞