An arena sells childrens tickets for 4$ and adult tickets for 6$ , if the arena sell 187 tickets for 950$ , how many of each ticket type were sold

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