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stepladder [879]
3 years ago
10

What is the solution to the equation x+3=12 A. 9 B. -9 C. 15 D. -15

Mathematics
1 answer:
kirill [66]3 years ago
8 0

Answer:

A. 9

Step-by-step explanation:

Equation given:

x+3=12

x+3-3=12-3\\x=9

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Asphere which has a diameter of 6 inches has a volume of:
earnstyle [38]

Answer:

9.42 cubic inches

Step-by-step explanation:

In order to find the volume for a sphere, we use the formula V = πr. For the sake of simplicity, we will be using 3.14 for π. Before we plug anything in, let's get our radius. Remember, the radius is half of the diameter.

Equation: d = 2r

Replace: 6 = 2r

Divide: 3 = r

Now that we have our radius, let's plug in what we have and solve.

Equation: V = 3.14r

Replace: V = 3.14(3)

Multiply: V = 9.42

Remember, volume is measured in cubic units, so use cubic inches for the unit here.

4 0
3 years ago
The function The function p(t)=4+2(t−1) represents the number of people who can be seated at an event. The total of t tables are
Mamont248 [21]

The correct statements about the scenario are;

  • The function is an arithmetic sequence
  • The number 2 is the number of tables added when t increases by 1.
  • The number 4 represents the number of people that can be seated at an event if only 1 table is available.

According to the function given;

  • p(t)=4+2(t−1)

Evidently, the function, p(t) represents the number of people that can sit when t tables are available.

  • T(n) = a + d(n -1)

In essence, the function resembles that of a general arithmetic progression with first term, a = 4.

The common difference, d = 2.

The statements which are correct are therefore as listed above.

Read more:

brainly.com/question/23827460

5 0
3 years ago
An electronics store is selling a pair of headphones for $82.00. If there is a 7% sales tax, what is the actual cost of the head
stepladder [879]
82 x .07 = 5.74
82.00 - 5.74 = 76.26
$76.26
5 0
4 years ago
Read 2 more answers
I needa get a 60 or above
ElenaW [278]

Answer:

24+14

Step-by-step explanation:

You need to rearrange the terms like this:

2(7+12b)

2(12+7)

And your answer is 24+14

3 0
2 years ago
Read 2 more answers
Solve the equation: <br> 2x + B= C<br><br> X=
Angelina_Jolie [31]
Add (-2X) to both sides:
2X + B + (-2X) = C + (-2X)
If we (rearrange) it into B + 2X + (-2X) = C + (-2X)
B + 2X - 2X = C + (-2X)
Since +2X - 2X = 0
B + 0 = C + (-2X)
B = C + (-2X)
B = C - 2X
6 0
4 years ago
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