On my last birthday I weighed 180 pounds. One year later my weight was decreased by x pounds, write the expression that gives my weight one year later. Which is the action to take?

A) Multiplication

B) division

C) subtraction

D) addition

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

For which pair of functions is (gof)(a)=|a|-2?

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?