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Mathematics 20 Online
rubyjacobsen:

The sales tax in one state is 6%. Write a function rule for finding the total cost of an item with selling price x. Then find the total cost of a CD player with a selling price of $160. f(x) = 1.06x; $169.60 f(x) = x – 6; $158.94 f(x) = 6 + x; $161.06 f(x) = 0.06x; $9.60

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