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Question

Sarah took the advertising department from her company on a round trip to meet with a potential client. Including Sarah a total of 7 people took the trip. She was able to purchase coach tickets for $330 and first class tickets for $930. She used her total budget for airfare for the trip, which was $4710. How many first class tickets did she buy? How many coach tickets did she buy?

Answer 1

c represents the number of coach tickets

7 - c represents the number of first class

 

330c + 930(7 - c) = 4710

 

Can you solve for c?