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(b) The accompanying figure shows a network of one-way streets with traffic flowing in the directions indicated. The flow rates along the streets are measured as the average number of vehicles per hour. Set up a linear system whose solution provides the unknown flow rates and then solve this system. Christchurch City Council decided to close road x4 for repair works. What is the flow rate for the rest of the unknowns? 450 350 A 750 500 X3 X4 X1 225 100 C В 325 100

(b) The accompanying figure shows a network of one-way streets with traffic flowing in the directions indicated. The flow rates along the streets are measured as the average number of vehicles per hour. Set up a linear system whose solution provides the unknown flow rates and then solve this system. Christchurch City Council decided to close road x4 for repair works. What is the flow rate for the rest of the unknowns? 450 350 A 750 500 X3 X4 X1 225 100 C В 325 100

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter9: Systems Of Linear Equations
Section9.1: The Graphing Method
Problem 18WE
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(b) The accompanying figure shows a network of one-way streets with traffic flowing in the directions indicated. The flow rates along the streets are measured as the average number of vehicles per hour. Set up a linear system whose solution provides the unknown flow rates and then solve this system. Christchurch City Council decided to close road x4 for repair works. What is the flow rate for the rest of the unknowns? 450 350 D A 750 500 X3 X4 X1 225 100 B 325 100
Transcribed Image Text:(b) The accompanying figure shows a network of one-way streets with traffic flowing in the directions indicated. The flow rates along the streets are measured as the average number of vehicles per hour. Set up a linear system whose solution provides the unknown flow rates and then solve this system. Christchurch City Council decided to close road x4 for repair works. What is the flow rate for the rest of the unknowns? 450 350 D A 750 500 X3 X4 X1 225 100 B 325 100
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