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artcher [175]
2 years ago
15

PLZ HELP ME, I'M DOING A TEST I NEED HELP PLZ

Mathematics
1 answer:
Veronika [31]2 years ago
3 0

Answer:

I think its c

Step-by-step explanation:

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Write an algebraic equation to represent the problem:
Alex73 [517]

Answer:

20%

Step-by-step explanation:

That’s because 3/15 = 1/5, which is 20%

8 0
2 years ago
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Simplify (23)^–2 genuinely confused
statuscvo [17]

Answer:

1/529

Step-by-step explanation:

23^{-2}\\\\\mathrm{Apply\:exponent\:rule}:\quad \:a^{-b}=\frac{1}{a^b}\\23^{-2}=\frac{1}{23^2}\\\\23^2=529\\\\=\frac{1}{529}

7 0
3 years ago
Could someone pls explain logarithms to me ,l don't understand it at all.l think l am going to fail this subject.​
Bad White [126]

Answer:

In mathematics, the logarithm is the inverse function to exponentiation. That means the logarithm of a given number x is the exponent to which another fixed number, the base b, must be raised, to produce that number x.

Step-by-step explanation:

4 0
3 years ago
695 -7x = 140<br> What is the value of x?
Sphinxa [80]

Hello!

695 - 7x = 140

-7x = 140 - 695

-7x = -555

-x = -79.29

x = 79.29

I hope this helps you! Have a lovely day!

- Mal

5 0
3 years ago
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Ill be putting 20 points into this so please help-​
Ne4ueva [31]

Answer:

the exponent is 3^-10

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2 years ago
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