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avanturin [10]
3 years ago
12

2(x + 1) + 4 = 12 Help someone please show work. Oh yessssss!

Mathematics
1 answer:
Bingel [31]3 years ago
6 0

Answer:

X=3

Step-by-step explanation:

2(x+1)+4-4=12-4

2(x+1)=8

2(x+1)/2=8/2

x+1=4

x+1-1=4-1

x=3

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Evaluate the expression when a =3 and c= 12.<br> I need help
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Answer:

Step-by-step explanation:

What is the equation?

You need to replace all A with 3 and all c with 12. If I had the equation, I'd be glad to help further.

3 0
3 years ago
what is the volume of the cone? use 3.14 for pi and round to the nearest hundredth. do not enter units​
Free_Kalibri [48]

Answer:

Volume = PI * radius^2 * height / 3

Volume = PI * 9^2 * 6 / 3

Volume = 3.14 * 162

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Source: http://www.1728.org/volcone.htm

Step-by-step explanation:

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3 years ago
A pair of shoes is on sale for 15% off. With this discount, customers will save $9 if they buy the shoes. Part AIn this situatio
In-s [12.5K]

Answer:

(b)The original price of the shoes is $60.

Explanation:

Part A

In this situation:

• 15% is the PERCENT

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• $9 is the PART

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• The original price is the WHOLE.

Part B

If 15% is taken off, the customer will save $9.

This means that 15% of the original price = $9.

Let the original price=p

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8 0
2 years ago
Which expression is not equivalent to the other three?
AVprozaik [17]

Answer:

<em>4 + 7x – 2</em>

Step-by-step explanation:

<u>Equivalent Expressions</u>

Let's find out which expressions are equivalent by simplifying them. One of the expressions should be not equivalent to the other three.

Simplifying

2x + 2+ 2x + 3x -8=7x-6

Now for the second expression

4 + 7x -2=7x+2

The third expression simplifies to

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Finally, this is the simplification for the expression

8x - x - 6=7x-6

As seen, the only expression not equivalent to the other three is 4 + 7x – 2

8 0
3 years ago
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Plz help Arithmetic Sequence
IgorC [24]

Answer:

it is a+b-6x

Step-by-step explanation:

2020edgenuityedge

3 0
3 years ago
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