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Algebra
Question

The temperature of water in a certain lake on a day in October can be determined by using the model \(y=15.2-0.537x\) where x is the number of feet down from the surface of the lake and \(y\) is the Celsius temperature of the water at that depth. Based on this model, how deep in the lake is the water \(9\) degrees? (Round to the nearest foot.)


 

Answer

\(12~\mathrm{ft}\)

Solution
View full explanation on CameraMath App.