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Mathematics 15 Online
OpenStudy (anonymous):

Jamie purchased a DVD that was on sale for 15% off. The sales tax in her county is 5%. Let y represent the original price of the DVD. Write an expression that can be used to determine the final cost of the DVD. 1. y − 0.15y 2. 0.05(0.85y) 3. y − 0.85y + 0.05y 4. 1.05(0.85y)

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