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Mathematics, 09.03.2021 04:40 YUKIT9l

The sales tax in one state is 7%. 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 $150. f(x) = 7 + x; $151.07

f(x) = 1.07x; $160.50

f(x) = 0.07x; $10.50

f(x) = x – 7; $148.93

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