Tran, Dracula, and Winston prepared a total of 105 meals Thursday. Tran prepared 9 more meals than Dracula. Winston prepared 4 times
as many meals as Tran. Use x to represent the number of meals Tran
prepared, y to represent the number of meals Dracula prepared, and z
to represent the number of meals Winston prepared.
Write a system of three equations that directly models this situation. Do
not substitute values in any equation while writing the system.