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Mrrafil [7]
2 years ago
13

Solve for x if 2(1+3x)=14​

Mathematics
1 answer:
Gekata [30.6K]2 years ago
3 0

Answer:

x=2

Step-by-step explanation:

2(1+3x)=14​

Divide each side by 2

2/2(1+3x)=14/2

1+3x = 7

Subtract 1 from each side

3x =7-1

3x = 6

Divide by 3

3x/3 = 6/3

x =2​

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I have many students are represented in the data set?
nalin [4]

Answer:

a) 19 students

b) the mean 3 9/19

the median 3

the mode 3

c) the range 6

Step-by-step explanation:

The data set shows that

0 points gets 1 student,

1 point gets 1 student,

2 points get 2 students,

3 points get 6 students,

4 points get 4 students,

5 points get 3 students and

6 points get 2 students.

a) There are 1+1+2+6+4+3+2=19 students.

b) The mean is

\dfrac{1\cdot 0+1\cdot 1+2\cdot 2+6\cdot 3+4\cdot 4+3\cdot 5+2\cdot 6}{19}=\dfrac{66}{19}=3\dfrac{9}{19}.

The average score is 3 9/19 points.

The median is 10th term in the data set - 3 points (means the middle score in the data set)

The mode is 3 points (means most happened score)

c) The range of the data is 6-0=6 points.

7 0
3 years ago
Select the correct answer.
Alexeev081 [22]

Answer: B

Step-by-step explanation:

8 0
3 years ago
Can you explain why in detail please?
Igoryamba

it would be the graph on the right.

 Since the equation ends with +2 the line would be 2 above the x axis

4 0
3 years ago
The product of 1and 3/4 is ____________ 3/4.
Paha777 [63]

Answer:

https://youtu.be/cqF6M25kqq4

Step-by-step explanation:

6 0
2 years ago
HELP^^ LOOK AT THE PICTURE. this is algebra in & out tables ?
s2008m [1.1K]

Answer:

a= 1 , b = 1/16  , c = 1/256 , d= 3/2 , e=4/9  , f= 16/81

Step-by-step explanation:

The first table is given as;

x         4⁻ˣ

-1        4

0        1

2       1/16

4      1/256

a= 1 , b = 1/16  , c = 1/256

The second table is given as;

x             {2/3}^x

-1             3/2

0               1

2              4/9

4              16/81

d= 3/2 , e=4/9  , f= 16/81

5 0
3 years ago
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