I am going to attach the documents as well as type it. I have the answers but would like guidance on how to calculate answer Nixon Communications is

I am going to attach the documents as well as type it.  I have the answers but would like guidance on how to calculate answer Nixon Communications is trying to estimate the first-year opertaing cash flow (at t=1) for a proposed project.  The financial staff has collected the following information:Projected sales    10 MillionOperating coses (not including depreciation) 7 millionDepreciation 2 millionInterest Expense    2 millionThe company faces a 40 percent tax rate.  What is the project's operating cash flow for the first year (t=1)?