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Mathematics 22 Online
OpenStudy (erniellyd28):

sarah took the advertising department from her company on a round trip to meet with a client. including sarah a total of 7 people took the trip.she was able to purchase coach tickets for $120 and first class tickets for $1020.she used her total budget for airfare for the trip,which was $2640.how many first class tickets did she buy? how many coach tickets did she buy?

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