The diagram below shows a one-way street network. 35 a 50 40 30 At a certain time, 50 and 40 vehicles enter intersections A and C, respectively; 30, 25 and 35 vehicles leave from the intersections B, D and E, respectively. a) Find out how many vehicles have passed through each of the f1, f2, f3, f4, f5 streets in this time period by creating and solving the system of linear equations. b) Find the street with the highest traffic density.

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Q: following

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