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Solve the following Linear Programming P...

Solve the following Linear Programming Problems graphically :
Minimise Z = -3x + 4y
subject to `x+2y le 8, 3x+2y le 12, x ge 0, y ge 0`

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The correct Answer is:
The minimum value of Z = -3x + 4y is -12 at the point (4, 0).
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