a firm has invested $500 in a new machine that is expected to last for the next 8 years. the machine will be depreciated on a straight line basis down to zero by the end of its 8 year life. the firm projects that the machine will generate consecutive annual cash inflows of $500 beginning in one year and will generate consecutive annual cash outflows at 280 also beginning in one year.. assuming the tax rate of 36%, determine the firm's cash flow next year