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Art [367]
3 years ago
12

You have a certain number of books in your library. You bought more books to triple your amount, then decide to give 14 away to

your local school. You then give half of your remaining books away to charity. You end with 8 books left. How many books did you start with?
Mathematics
1 answer:
Nastasia [14]3 years ago
8 0

Answer:

10 :)

Step-by-step explanation:

(3x - 14) / 2 = 8

3x - 14 = 16

3x = 30

x = 10

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Answer:

hello your question is incomplete below is the complete question

The Honda Accord was named the best midsized car for resale value for by the Kelley Blue Book (Kelley Blue Book website). The file AutoResale contains mileage, age, and selling price for a sample of 33 Honda Accords. Click on the datafile logo to reference the data. The estimated regression equation is Selling price = 20385.25049 - 0.03739 Mileage - 686.33668 age. Round your answers to the nearest dollar. a. Estimate the selling price of a four-year-old Honda Accord with mileage of 40,000 miles.

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Step-by-step explanation:

<u>Determine the selling price of a four-year-old Honda Accord with mileage of </u><u>40,000</u><u> miles.</u>

Given data :

Age= 4 year, Mileage=40,000 miles

Hence the selling price

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=  20385.25049 - 0.03739(40,000)  - 686.33668 ( 4 )

= $16144.32

 

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