How many terms are in the expansion (3x - 7y)4

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?