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An express and local train leave GraysLake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train...Can somebody help me
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here is the first equation 50 = 2x(t - 1)
v = 50miles per hour
local 50, express 100
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