Use the simplex method to solve the linear programming problem. Maximize z = 5x1 + 3x2 subject to: 2x1 + 4x2 ≤ 13 X1 + 2x2 ≤ 6 with x₁ ≥ 0, x2 20 Maximum is 18 when x1 = 0, x2 = 6 Maximum is 9 when x1 = 0, x2 = 3 Maximum is 32.5 when x1 = 6.5, x2 = 0 Maximum is 30 when x1 = 6, x2 = 0

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