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The speed of a passanger train is 6 mph faster than a freight train. The passanger train travels at 290 miles in the same time it takes the freight train to travel 260 miles. Find the speed of each train. Passanger? Freight?
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speed of Passenger Train =P Frieght Train=F F+6=P
P*t=290 f*t=260
good from here?
Nope
P*t=290 f*t=260 so we have to find p , and f
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we can rewrite p in terms of f p=f+5 (f+5)t=290 ft+5t=290
we know what ft is ft=260 5t=290-ft 5t=30 t=6
Let p be the speed of the passenger train. Solve the following simultaneous equations for p and t:\[\{p*t =290,(p-6)*t=260\} \]\[\{p\to 58,t\to 5\} \]Passenger Train speed = 58 mph Freight Train speed = 52 mph
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