Ashopper keeper sold a total of 15 boxes of pencils on monday and tuesday. she still three more boxes on monday then on tuesday. there were 12 pencils in each box. how many pencils did she sell on monday?

Which expression is not a polynomial?

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?

Which is the scale factor proportion for the enlargement shown?