If I have 2.9 L of gas at a pressure of 5.0 atm and a temperature of 50.0 0C

If I have 2.9 L of gas at a pressure of 5.0 atm and a temperature of 50.0 0C, what will be the temperature of the gas if I decrease the volume of the gas to 2.4 L and decrease the pressure to 3.0 atm?
need the work