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OpenStudy (anonymous):
An express and local train leave Grayslake a 3pm and head for Chicago 50 miles away. The express travels fast as the local and arrives 1 hours ahead of the local. Find the speed of each train...Ihow do i write out two equations for the problem.
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OpenStudy (anonymous):
When do they reach Chicago?
OpenStudy (anonymous):
Doesnt say
OpenStudy (anonymous):
\[\left\{\text{express}=\frac{50}{t},\text{local}=\frac{50}{1+t}\right\} \]
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