An escalator decends at a constant rate. After 15 seconds, the escalator is 10 feet below its original position. After 45 seconds, it is 30 feet below its original position. Which equation represents the change in height in feet, y, after x seconds of riding the escalator?

The volume, v, of a rectangular prism is determined using the formula, where / is the length, w is the width, and his theheight of the prism. carltren solves for w and writes the equivalent equation w=using this formula, what is the width of a rectangular prism that has a volume of 138.24 cubic inches, a height of 9.6 inches, and a length of 3.2 inches?