Problema Solution

A barrel contains 157 gallons of water and is being drained at a constant rate of 5 gallons per hour. Write an equation that models the number of gallons,g, after,t, hours.

Answer provided by our tutors

this is going to be a simple linear funtion.

g(t) is going to be gallons given time t

the rate is -5 gallons per hour so for simplicity t will have units of hours.

g(t) = 157 -5t