(15 points) multiply each equation by a number that produces opposite coefficients opposite coefficients for x or y It's the question on the right of the picture, where the blue is:

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