Round 2,746 to the tens

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

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

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x