The length of a rectangle is three feet less than twice its width. If x represents the width of the rectangle, in feet, write inequality represents the area of the rectangle that is at most 30 square feet.

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your