(2x + 1/2) + (8X - 61/2)=

What is the shape of the height and weight distribution

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?

Solve this problem! extra ! 3025/5.5 = a/90.75