please try not to use excel and show the equations used in each step thank you

3. You are given the following information about two annual-coupon bonds, each with a face and redemption value of $ 1,000, and each 3 years in length: Bond A: A 3-year 6% annual coupon bond with a price of $955.57. Bond B: A 3-year 8% annual coupon bond with a price of $1,008.38. Using this data, find the annual yield on a 3-year zero-coupon bond