Afamily is building a new house on a rectangular lot of land. the lot measures 7x by 11x and the house will be 2x by 3x. how much land will be left for their yard after the house is built?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.