Question: Set up appropriate systems of two linear equations in two unknowns and then solve the systems by determinants. All numbers are accurate to at least

Set up appropriate systems of two linear equations in two unknowns and then solve the systems by determinants. All numbers are accurate to at least two significant digits.

A moving walkway at an airport is 65.0 m long. A child running at a constant speed takes 20.0 s to run along the walkway in the direction it is moving, and then 52.0 s to run all the way back. What are the speed of the walkway and the speed of the child?

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Lets denote the speed of the child by c and the speed of the walkway by w We know that when the chil... View full answer

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