Find the volume of each figure to the nearest cubic unit

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?