If you times 39.99 by 0.20 (20%) then you get your answer of $7.99
The answer is B 4/5.
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Answer:
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Türkçeye nasıl cevriliyor
-6. the opposite of any number is the negative or posative. if it is a posative number, the opposite is a nagative, and if it a posative number, the opposite is a negative