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Determine graphically the minimum value of the objective function `Z=-50 x+20 y` subject to the constraints: `2 x-y ge -5`, `3 x+y ge 3`, `2 x-3 y le 12`, `x ge 0, y ge 0`

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V PUBLICATION-LINEAR PROGRAMMING-QUESTION BANK
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  8. Minimise Z=3 x+5 y such that x+3 y ge 3, x+y ge 2, x, y ge 0

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