I need help on question 3

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Drag each tile to the correct box. not all tiles will be used. consider the recursively defined function below. create the first five terms of the sequence defined by the given function

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17