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Basile [38]
3 years ago
12

What is the value of x and what is the length of MN?

Mathematics
1 answer:
Galina-37 [17]3 years ago
5 0

Answer:

Step-by-step explanation:

\frac{3x+4}{12}=\frac{15}{6}\\3x+4=30\\3x=26\\x=\frac{26}{3}\\MN=3x+4=30

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5х + 34 = -2 (1 - 7x) help me solve it step by step !
nataly862011 [7]

5x+34=-2(1-7x)

Steps:

5x+34=-2+14x
5x+34-14x= -2
-9x + 34= -2
-9x = -2-34
-9x = -36
X= -36/-9


Answer: x= 4

6 0
3 years ago
A museum requires a minimum number of chaperones proportional to the number of students on a field trip. The museum requires a m
Stells [14]

Answer: See explanation

Step-by-step explanation:

Here is the complete question:

A museum requires a minimum number of chaperones proportional to the number of students on a field trip. The museum requires a minimum of 3 chaperones for a field trip with 24 students. Which of the following could be combinations of values for the students and the minimum number of chaperones the museum requires? Choose 2 answers.

A. Students: 72

Minimum of chaperones: 9

B. Students: 16

Minimum of chaperones: 2

C. Students: 60

Minimum of chaperones: 6

D. Students: 45

Minimum of chaperones: 5

E. Students: 40

Minimum of chaperones: 8

Since the museum requires a minimum of 3 chaperones for a field trip with 24 students. This means that there will be 24/3 = 8 students per chaperone.

We then divide the number of students given in the question by the number of chaperone to know our answers. This. Will be:

Students: 72

Minimum of chaperones: 9

This will be: 72/9 = 8

Therefore, this is correct.

B. Students: 16

Minimum of chaperones: 2

This will be: 16/2 = 8

This is correct

C. Students: 60

Minimum of chaperones: 6

This will be: = 60/6 = 10.

Therefore, this is wrong

D. Students: 45

Minimum of chaperones: 5

This will be 45/5 = 9

Therefore, this is wrong.

E. Students: 40

Minimum of chaperones: 8

This will be: 40/5 = 8.

Therefore, this is wrong.

Therefore, options A and B are correct.

3 0
3 years ago
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Tasya [4]
The answer to the question

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3 years ago
Element X decays radioactively with a half life of 6 minutes. If there are 480 grams of Element X, how long, to the nearest tent
Mumz [18]

Answer:

I calculated 22.9 minutes

7 0
3 years ago
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Round number to nearest tenth
xz_007 [3.2K]

Answer:

a= 13.5

c=18.7

B= 46

Step-by-step explanation:

5 0
3 years ago
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