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Nikolay [14]
2 years ago
14

What do you think the answer is, Hurry.

Mathematics
2 answers:
Svet_ta [14]2 years ago
4 0
The answer of this problem is A because 3 times 21 is 63 and then you plus 1 
which is 64 
Jet001 [13]2 years ago
4 0
3x+1=64 (Opposite angles)
3x=64-1=63
x=63/3 = 21

Therefore A is the answer
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A 500 gallon bathtub is being filled with water. Eighty gallons of water are in the bathtub after 4 minutes. How long will it ta
GarryVolchara [31]

16 more minutes and 20 minutes total.

8 0
3 years ago
Decribe how the graph of g(x)= 3/x-4+5 is a translation of g(x)=3/x
ruslelena [56]
-4 next to x value means the graph is moved 4 units to the right
+5 on the end of the function means the graph is moved up 5 units
3 0
3 years ago
Which of the following is an advantage of using systematic random sampling?
bekas [8.4K]

This is a question that asks about the advantages of a systematic random sampling. Thus, we first take a look at the types of sampling, and then we see the advantage of systematic random sampling.

Samples may be classified as:

Convenient: Sample drawn from a conveniently available pool.

Random: Basically, put all the options into a hat and drawn some of them.

Systematic: Every kth element is taken. For example, you want to survey something on the street, you interview every 5th person, for example.

Cluster: Divides population into groups, called clusters, and each element in the cluster is surveyed.

Stratified: Also divides the population into groups. However, then only some elements of the group are surveyed.

Systematic:

One of the bigger advantages is that the systematic sampling eliminate clusters, which means that the last option is wrong.

Inadvertently missing patterns is a problem in systematic sampling, and not an advantage, thus the third option is also wrong.

It also does not reduce sampling variability, thus the first option is wrong.

From this, it can be concluded that the correct option is:

Systematic random sampling does not require a finite population size.

For another example of systematic random sampling, you can check brainly.com/question/21100042

8 0
2 years ago
Solve the system by subtitution y = 3x + 18 y = 5x
elena-14-01-66 [18.8K]

Answer:

x=9

Step-by-step explanation:

y=3x+18=5x

thus 3x+18=5x

subtract 3x from both sides     18=2x

simplify for x       x=9

3 0
2 years ago
Urgent please ans this​
Rama09 [41]

Answer:

x=6

Step-by-step explanation:

Remember, the formula for area is the length times the width. So, if we know the width is 3, and we know the total area is 24, all we need to do is divide 24 by 3 to get 8. 8 is the split up side, the one that is x + 2. To find x, simply subtract 2 from 8. 8 - 2=6.

24/3=8

8-2=6

3 0
3 years ago
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