Calculate the Machine's net present value

Memphis Co. is considering purchasing a machine for $83,200 that will increase cash inflows by $40,000 in the first year, $30,000 the second year, and $25,000 the third year. The machine will have no residual value. The minimum rate of return is 10 percent. The present value factors, at 10 percent, for the three years are 0.909, 0.826, and 0.751, respectively. Using the above information for Memphis, the machine's net present value is?