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Delicious77 [7]
3 years ago
15

Is 9x=270 addition property of equality or symmetric property?

Mathematics
2 answers:
Ede4ka [16]3 years ago
7 0
This is the symmetric property, for you divide 9 to both sides to get x, instead of adding (addition property of equality)

So symmetric property should be your answer
Hope this helps
Mariana [72]3 years ago
3 0

Hello! :)

Answer:

<em><u>*Symmetric Property*</u></em>

<em><u>x=30</u></em>

<em><u>The answer must have a positive sign.*</u></em>

Step-by-step explanation:

First, you divide by 9 from both sides of an equation.

\frac{9x}{9}=\frac{270}{9}

And then, you simplify and solve. You can also divide by the numbers.

270/9=30

Final answer: → x=30

Hope this helps!

Thanks!

-Charlie

Have a great day!

:)

:D

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Answer:

B. 4

Step-by-step explanation:

The sign \geq means greater than or equal to

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4 is a solution for x \geq4, because 4 is equal to 4, but not a solution for x>4, because 4 is not greater than 4

Hope this helps! :)

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Answer:

Step-by-step explanation:

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3 years ago
If the base is 4, what is the value if the exponent is 2? What if the exponent is -2?
Vikentia [17]

Answer:

In the world of exponents, 4 is the number being raised by the exponent, which is 2.

Let's answer the first question:

If the base is 4, what is the value if the exponent is 2?

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So, it would be 16.

Let's answer the second question:

What if the exponent is -2?

<u>This is the rule for negative exponents:</u>

a^{-x}=\frac{1}{a^x}

Using this rule, we can solve 4^{-2}.

4^{-2}= \frac{1}{4^2}=\frac{1}{16}

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A. Tomás collects sports cards. The number of baseball
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:)
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