The height of the water in a tank decreases 3 inches each week due to evaporation. what is the change in the height of the water over five-week period due to evaporation.

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 steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10

Askateboard ramp is in the shape of a right triangle what is the height of the ramp