Sarah took the advertising deparment from her company on a round trip to chicago to meet with a potential client. Including Sarah, a total of 14 people took the trip. She was able to purchase coach tickets for $250 and first class tickets for $1150. She used her total budget for airfare for the trip, which was $10,700. How many first class tickets did she buy? How many coach tickets did she buy?

Question

anonymous · Answer

250x+1150y=10,700

x+y=14
so
y=14-x

250x+1150(14-x)=10700