SOLUTION: A train traveled at 140 miles per hour for 2 1/14x hours, and (2x -3) miles per hour for the next 3 hours. a) Express the total distance traveled by the train in terms of x.

Question 1057319: A train traveled at 140 miles per hour for 2 1/14x hours, and (2x -3) miles per hour for the next 3 hours.
a) Express the total distance traveled by the train in terms of x.
? 140(2 1/14x)+3(2x-3) ?
b) If x = 3, what is the total distance traveled by the train?
Answer by josgarithmetic(39621) (Show Source): You can put this solution on YOUR website!
Constant Travel Rate Rule, RT=D.

SIMPLIFY the expression!!

How about Distributive Property, and your simple knowledge of fractions?

, and you can finish this; right?
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