How many diffrent ways can a rectangle be named

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?

How do i i solve this equation? -18 = x/3 + 3

Which of the following statements must be true about this diagram? check all that apply. x°, y°, z°, & w°