Solve the system of equations: y = x-3
y = x2 - 5x + 6
A. (1, -2) and (5,2)
B. (3,0)
C. (0, -3)
D. (2,0) and (3,0)

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?