2 years ago

Please what is A=pi r squared

Mathematics

1 answer:

spayn [35]2 years ago

8 0

That is the formula of finding the area of a circle.

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7 is not an example of <br> A) a variable <br> B) an expression <br> C) a constant <br> D) a term

Varvara68 [4.7K]

Answer:

A) a variable

Step-by-step explanation:

A) a variable a variable changes value 7 does not change

B) an expression does not have an equal sign 7 does not have an equal sign

C) a constant 7 is constant, it does not change

D) a term is a group of numbers and variables with no operators

6 0

3 years ago

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3.) Simplify the expression by combining like

Evgesh-ka [11]

$45s^2-19-s^2+16\\=45s^2-s^2-19+16\\=s^2(45-1)-19+16\\=44s^2+(-19+16)\\=44s^2-3$

Hope that helps and hope you get better!

3 0

2 years ago

Solve each equation for the given variable 2/3(x-6)=6

slega [8]

Answer:

2/3(x-6)=6

x-6=6(3/2)

x-6=9

x=9+6=15

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2 years ago

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Tiffany ate 1/4 of a pizza. If there were 16 slices of pizza to begin with, how many slices did Tiffany eat?

viktelen [127]

Answer:

Tiffany ate 4 slices of pizza

Step-by-step explanation:

1/4 of 16 is 4

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3 years ago

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Write the following using algebraic notation, using the letter x for any unknown numbers:

Mnenie [13.5K]

Answer:

$\dfrac{x+7}{5}$

Step-by-step explanation:

The given statement is "I think of a number, add seven then divide by five".

Let the unknown number be x.

Now, add 7 to the number = x+7

If we divided them by 5, $\dfrac{x+7}{5}$ .

So, the required algebraic notation is $\dfrac{x+7}{5}$ .

6 0

2 years ago