Compute the answer of the given question
Question- In cell B15, enter a formula to calculate the net present value of buying the computer system by adding the initial investment in cell E2 to the present value of the cash? Ows in the range E3:E39. Use the NPV function with the monthly discount rate in cell B14 as the rate of return to calculate the ultimate cost of the computer system if Linda buys it.
I need someone's help to explain this formula, I am not sure how to imput it.