Plz ASAP help with question 15 I really need help

What is the solution to the equation 9^(x+1) =27

With both problems. a.s.a.p directions on photo ^

Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.