SOLUTION: on a recent trip, a trucker traveled 275mi at a constant rate. because of road conditions, the trucker then reduced the speed by 20mph. an additional 35mi was traveled at the reduc
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Question 629206: on a recent trip, a trucker traveled 275mi at a constant rate. because of road conditions, the trucker then reduced the speed by 20mph. an additional 35mi was traveled at the reduced rate. the entire trip took 6hr. find the rate of the trucker for the first 275mi.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x+y=6;
r*x=275;
(r-20)*y=35
r=55 x=5 y=1
55 mph for the first 275 miles for 5 hours
one hour at 35 mph
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