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Katerina Lubov inherited some money and invested it at 6% simple interest. At the end of the year, the total amount of her original principal and the interest was $12,720. How much did she orig-inally invest?

1 Answer

3 votes

Answer:

$12,000

Explanation:

.06x+x=12,720

1.06x=12,720

12,720/1.06x

x=$12,000

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