D=C(1+rt/100) Solve for t

Iam stuck on one problem. my mind is in absoloute vacation mode. i literallty just need to finish this to be done will give brainliest and all my points if i have to! 1- point free throw and 2- point feild goal. he made 35 shots, and scored 62 points how many of each shot did he make in 1 minute? (i already did the math. he made 8 1-point free throws and 27 2-point feild goals.) 1. write two equations for the problem. (i had a major brain fart.)

Will give brainliest what is the value of x? enter your answer in the box.

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)