SOLUTION: A new candle is 8 inches tall and burns at a rate of 2 inches per hour. a. Write an equation that models the height h after t hours. b. Sketch the graph of the equation.

Question 674300: A new candle is 8 inches tall and burns at a rate of 2 inches per hour.
a.
Write an equation that models the height h after t hours.
b.
Sketch the graph of the equation.

Answer by Theo(13342) (Show Source): You can put this solution on YOUR website!
y = -2x + 8
y is the height of the candle in inches.
x is the amount of time it burns in hours.
in 4 hours the candle should burn down to nothing.
domain of the function is x = 0 to 4.
range of the function is y = f(x) = 0 to 8
graph of the function looks like this:

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