Annabelle owns a food truck that sells tacos and burritos, She only has enough supplies to make 120 tacos or burritos. She sells each taco for $4.25 and each burrito for $9. Annabelle must sell at least $810 worth of tacos and burritos each day. If a represents the number of tacos sold and y represents the number of burritos sold, write and solve a system of inequalities graphically and determine one possible. solution.