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Andrea has 5 candles to sell. she spent $50 on supplies for making the candles and she plans to sell the candles for $20 each. her revenue function can be modeled by r(x) = 20x - 50 where x is the number of candles sold. she plans on selling atleast 8 candles but no more than 12 candles due to her inventory. what is the domain?

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Final answer:

The domain for Andrea's revenue function is {8, 9, 10, 11, 12}.

Step-by-step explanation:

The domain represents the set of possible inputs or values for a variable in a function. In this case, the domain for Andrea's revenue function would be the set of whole numbers between 8 and 12, inclusive, since she plans on selling at least 8 candles but no more than 12 candles. So the domain would be {8, 9, 10, 11, 12}.

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