SOLUTION: A train leaves Kansas City, Kansas and travels north at 85 km. per hr. Another train leaves at the same time and travels south at 95 km. per hr. How long will it take before they a

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Question 779379: A train leaves Kansas City, Kansas and travels north at 85 km. per hr. Another train leaves at the same time and travels south at 95 km. per hr. How long will it take before they are 335 km. apart?
Answer by harpazo(655) About Me  (Show Source):
You can put this solution on YOUR website!
Here is your equation and you solve for x.
Let x = time in hours
85x + 95x = 335