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Tcecarenko [31]
3 years ago
11

Use exponents to write 81 three different ways.

Mathematics
1 answer:
nlexa [21]3 years ago
5 0
Answer:.81 , 81%,81/100
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The Distributive Property allows you to say that 3(x − 1) = 3x −
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Answer:

3x - 3

Step-by-step explanation:

In the distributive property each value inside the parenthesis will be multiplied by the value outside the parenthesis.

In the expression 3(x - 1) it will look like:

(3 . x) - (3 . 1)

Then we multiply both value separately giving us:

3x - 3

So in conclusion it would be right to assume that.

3(x - 1) = 3x - 3

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3 years ago
16+ greater or less than+19
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In the following exercises, solve
yKpoI14uk [10]

Answer:

When the volume of a gas in a container varies inversely with the pressure on the gas and a container of nitrogen has a volume of 29.5 litres with 2000 psi. So, if the tank has a 14.7 psi pressure, then the volume of the tank would be 4013.6 litres.

Step-by-step explanation:

  • The volume of a gas in a container varies inversely with the pressure on the gas. If a container of nitrogen has a volume of  litres with  psi, what is the volume if the tank has a  psi pressure.
  • Calculate the volume to the nearest whole number.
  • Use the given values and calculate the proportionality constant as well as required solution.

Step 1 of 2

Write the inversely proportionality relation between the volume and pressure of a gas in container.

$v \propto \frac{1}{p}$

Where volume is represented by v and pressure is represented by p.

Remove the proportionality and place a constant say k.

$v=\frac{k}{p}$

Substitute the given values of nitrogen that v=29.5 and

p=2000 and calculate the value of k from above equation.

$$\begin{aligned}&29.5=\frac{k}{2000} \\&\Rightarrow k=29.5 \times 2000 \\&\Rightarrow k=59000\end{aligned}$$

Step 2 of 2

Substitute the value p=14.7 and above calculated k value in the equation

$$\begin{aligned}&v=\frac{k}{p} . \\&v=\frac{59000}{14.7} \\&\Rightarrow v=4013.6\end{aligned}$$

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2 years ago
To solve a problem, we often _________ the given information into algebraic expressions and equations.
igomit [66]
I think the answer is we often insert the given information.


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4 years ago
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