Golf game if i score of -5 will i win or if i score -8 will i win

Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work

Which equation represents the function on the graph?

Solve the equation for x by graphing.2^x – 4 = -4^x + 4