Suppose the cost of renting a scooter varies directly with the number of hours you rent it for. it costs $37.50 to rent a scooter for 5 hours. a. what is an equation that relates the number of hours x to the rental cost y? b. what is the graph of the equation in part (a)?

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Which two fractions are equivalent to 6/11? 6/22 and 18/33 12/22 and 18/33 12/22 and 18/22 3/5 and 6/10

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?