Joshua borrows 35,000 pesos from a cooperative to buy a laptop. He will repay the loan in equal monthly payments over 2 years at the end of each month. If he is charged 10% interest compounded...

Joshua borrows 35,000 pesos from a cooperative to buy a laptop. He will repay the loan in equal monthly payments over 2 years at the end of each month. If he is charged 10% interest compounded monthly, how much is his monthly payment? What is the total amount that he repays? (step-by-step solution, I can't understand excel)