It is Friday and you and your friends are going to hit up the local amusement park. The park costs $30 dollars to enter and then the tickets for the rides each cost $3.50. Write an equation when y is total price of amusement park and x is the number of tickets bought. Interpret the slope and y-intercept when asked to explain your answer

Harold wrote this equation to model the level of water in a pool over time. the variable x represents time in hours. f(x) = 3,500 - 225x which statements about the situation are true? check all that apply. the water level is rising. the water level is falling. the initial level of water in the pool was 3,500 units. the initial level of water in the pool was 225 units. the pool was empty after 14 hours. the water was 2,600 units high after 4 hours.