please solve using formulas not excel or financial calculator. thank you.

1) You purchase a house for $302,000 by getting a mortgage for $265,000 and paying a $37,000 down payment. a) If you get a 25-year mortgage with an interest rate of 8 percent, what are the monthly payments? b) What would the loan balance be in ten years? c) If the house appreciates at 4 percent per year, what will be the value of the house in ten years? d) How much of this value is your equity