math
posted by Nathalia .
The height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. When graphed, the function gives a line with a slope of 0.4. What is the height of the candle after it has been burning for 8 hrs?

math 
Pendergast
The candle has burned up (8hrs)(0.4cm/hr).
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