Chapter 4.1, Problem 9E

To determine

The solution to linear programming problem if the given simplex tableau is in final form and if not then find the pivot element to be used in the next iteration

$x$	$y$	$u$	$v$	$P$	Constant
$0$	$\frac{1}{2}$	$1$	$-\frac{1}{2}$	$0$	$2$
$1$	$\frac{1}{2}$	$0$	$\frac{1}{2}$	$0$	$4$
$0$	$\frac{-1}{2}$	$0$	$\frac{3}{2}$	$1$	$12$