Kelly deposited $4,205 in a account for 3.5 years. She earned $662.29 in intrest. What was the total amount in Kellys account after 3.5 years?​

Can some one me with these questions

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212

Simplify the algebraic expression 8y-2(y+4)