How many rectangular faces make up a rectangular prism

Graph the following system of linear inequalities. identify at least two points in the solution: y < 5 - 2x | x + 5y > -7

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2

An incoming airplane is x miles due north from the control tower at an airport. a second incoming airplane is y miles due east of the same control tower. the shortest distance between the two airplanes is z miles. which of the following functions would best model the situation above?