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Effectus [21]
3 years ago
12

Explain how knowing 1+7 helps you find the sum for 7+1

Mathematics
1 answer:
vagabundo [1.1K]3 years ago
8 0
Knowing 1 + 7 will help you find 7 + 1 because of what's called the additive property. This means that when you're adding any numbers together, the order does not matter and the sum will be the same.

1 + 7 = 7 + 1

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Answer:

B

Step-by-step explanation:

sum means addition so n plus 9 would give you the sum of the both

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4 years ago
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What is the sum of 2equal numbers
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Let the number be x
The sum of 2 equal numbers is simply x+x or 2x.
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The Honda Accord was named the best midsized car for resale value for by the Kelley Blue Book (Kelley Blue Book website). The fi
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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.

answer :  ≈ $16144

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

= 20385.25049 - 0.03739 Mileage - 686.33668 age

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

= $16144.32

 

4 0
3 years ago
5. 18 m 11 m Not drawn to scale 29 m b. 445 m 7 m d. 203 m​
Luden [163]
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Explanation: Apply the pythagorean theorem (a^2 + b^2 = c^2) to get 11^2 + b^2 = 18^2. From that you can solve for b and you get the square root of 203.

Hope this helped! :)
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Answer:

Step-by-step explanation:

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