Arectangular pool is 21 meters wide and 28 meters long. if you swim diagonally across the pool, how many meters would you be swimming?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Which expression is equivalent to -5(3x - 6/7)

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.