For the simplex tableau given below, enter the current values of the requested variables.

$$\displaystyle\left[\begin{array}{rrrrrrr|r} P&x_1&x_2&x_3&s_1&s_2&s_3&\scriptscriptstyle\text{RHS}\cr0 &0 &0 &0 &1 &-12 &3 &20 \cr 0 &1 &12 &0 &0 &19 &1 &29 \cr 0 &0 &9 &1 &0 &-3 &4 &41 \cr \hline 1 &0 &15 &0 &0 &16 &12 &57 \cr \end{array}\right]$$
$x_1 =$
$x_2 =$
$x_3 =$
$s_1 =$
$s_2 =$
$s_3 =$
$P =$