Carla had a piece of rope that was 14 7/8 inches long. she used some of the rope for a crafts project. now there is 14 3/8 in. left. how much rope did she use. use the number line to .

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

Abook store is having a 30 perscent off sale. diary of the wimpy kid books are now 6.30 dollars each what was the original price of the books

Solve for the equation x. 2x + 22 = 4(x + 3)