# Question

Consider the following problem.

Maximize Z = – 2x1 + x2 – 4x3 + 3x4,

Subject to

and

x2 ≥ 0, x3 0, x4 ≥ 0

(no nonnegativity constraint for x1).

(a) Reformulate this problem to fit our standard form for a linear programming model presented in Sec. 3.2.

Maximize Z = – 2x1 + x2 – 4x3 + 3x4,

Subject to

and

x2 ≥ 0, x3 0, x4 ≥ 0

(no nonnegativity constraint for x1).

(a) Reformulate this problem to fit our standard form for a linear programming model presented in Sec. 3.2.

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