Asked by ml
The sum of the speeds of two trains is 720.5 miles per hour. If the speed of the first train is 7.5 mph faster than the second​ train, find the speeds of each.
Answers
Answered by
oobleck
If the slower has speed x, then
x + x+7.5 = 720.5
Now solve for x
x + x+7.5 = 720.5
Now solve for x
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