Question
Solve the following linear programming problem graphically.
Minimise $Z=-3 x+4 y$
$\begin{array}{ll}\text { Subject to } & x+2 y \leq 8, \\ & 3 x+2 y \leq 12, \\ & x \geq 0, y \geq 0\end{array}$
Minimise $Z=-3 x+4 y$
$\begin{array}{ll}\text { Subject to } & x+2 y \leq 8, \\ & 3 x+2 y \leq 12, \\ & x \geq 0, y \geq 0\end{array}$