$3.$ Construct Phase I model corresponding to the following, and indicate appropriate starting values for the artificial variables. Assume that all original decision variables start at w$\_$j$=0$

$[$ min $-$w$\_1+5$ w$\_2$; s$.$t$.-$w$\_1+$w$\_2<=3$; w$\_2>=$ w$\_1+1$; w$\_2>=$ w $1$; w$\_1,$ w$\_2>=0]$