•Add-on software A takes the programmer 9 hours, the graphic artist 6 hours, and the mathematician 1 hour to complete.
•Add-on software B takes the programmer 10 hours, the graphic artist 4 hours, and the mathematician 2 hours.
•Add-on software C takes the programmer 12 hours, the graphic artist 4 hours, and the mathematician 1 hour.
If there are 398 programming hours available, 164 graphic artist hours available, and 58 mathematician hours available, how many copies of each software can be produced?