An Olympic diver is competing for a medal. His height in feet above the water can be modeled by the function f(x) = -3x + 6x + 24, where x is the time in seconds after he begins the dive. Graph the function. Then find how long it takes the diver to reach the water.​

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost

Line u passes through points (-52, -18) and (-29, 53). line v passes through points (90, 33) and (19, 56). are line u and line v parallel or perpendicular?

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.