Planté la ecuación en cada caso y encuentra la solución. . el triple de un numero es 42​

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?

Which function has the domain x> -11

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5