Identify a threat to scientific integrity. briefly explain why compromised scientific integrity is a threat to humanity

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 for x and select the correct answer

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !