If parallelogram abcd was reflected over the y-axis, reflected over the x-axis, and rotated 180°, where would point a' lie? a. (−4, 1) b. (1, −1) c. (1, 1) d. (−4, −1)

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?