Need to see solution to a train traveling self leaves the station at a constant rate of 62 kilometers per hour a second train traveling north leaves the station at the same time traveling at a constant rate of 68 kilometers per hour how many hours after the trains leave will they be 455 km apart

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

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step-by-step explanation:

i believe a. 12x≥120 is the answer