Help me with this please

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955