Question: Use the big M method to solve Problem. P= 5x1+ 7x2 - 9x3 x1 - x2 + x3 20 x1 + x2 + 5x3

Use the big M method to solve Problem.
P= 5x1+ 7x2 - 9x3
x1 - x2 + x3 ≥ 20
x1 + x2 + 5x3 = 35
x1, x2 , x3 ≥ 0

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