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3 years ago

Antes de resolver un cálculo combinado debes:

Mathematics

1 answer:

gtnhenbr [62]3 years ago

6 0

Answer:

To find the sales tax multiply the purchase price by the sales tax rate. Remember to convert the sales tax rate from a percent to a decimal number. Once the sales tax is calculated, it is added to the purchase price. The result is the total cost—this is what the customer pays.

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Solving Sales Tax

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What is the radius of a sphere with a surface area of 100πcm2?

blondinia [14]

Surface area of a sphere = 4πr^2
4πr^2=100π
Divide both sides by 4π
r^2=100
r=10
The radius is 10 cm.

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4 years ago

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Minchanka [31]

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4 years ago

Write two expressions to show a number increased by 11. Then, draw models to prove that both expressions represent the same thin

ioda

Answer:

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Step-by-step explanation:

Let n be the unknown number,

n is increased by 11,

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By the commutative property of addition,

The expression would be,

11 + n

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Take two boxes in which first shows n and second shows 11 and add them,

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4 years ago

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