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Marrrta [24]
3 years ago
12

Please help See the picture Line A , B , C OR D ? Help

Mathematics
1 answer:
Vlada [557]3 years ago
6 0

Answer:

option b 3x+6y=-57

-3x-6y=57

Step-by-step explanation:

please mark me as brainlest

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Answer answer please please
lawyer [7]

Answer: Its A i think, if not its C

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
Suppose that a study of elementary school students reports that the mean age at which children begin reading is 5.4 years with a
Tpy6a [65]

Answer:

By the Central Limit Theorem, the mean of the sampling distribution of sample means would be 5.4 years.

Step-by-step explanation:

The Central Limit Theorem estabilishes that, for a normally distributed random variable X, with mean \mu and standard deviation \sigma, the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean \mu and standard deviation s = \frac{\sigma}{\sqrt{n}}.

For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.

In this problem, we have that:

The mean for the entire population is 5.4 years.

So, by the Central Limit Theorem, the mean of the sampling distribution of sample means would be 5.4 years.

7 0
4 years ago
Witch proportion can be used to solve the following problem what is 50% of 70
o-na [289]

Answer:

35

Step-by-step explanation:


5 0
3 years ago
Help Please! would really appreciate it.
muminat
<h3>Answer:   x = 9</h3>

=========================================

The diagram shows:

  • base = 13
  • height = x

Recall that the area of a parallelogram is equal to the base times height

area = base*height

We're told that the area is 117 square units, so that means 13x = 117.

Divide both sides by 13 to isolate x

13x = 117

13x/13 = 117/13

x = 9

The height of the parallelogram is 9

Note how:

area = base*height = 13*x = 13*9 = 117

which helps confirm we have the correct height value for x.

8 0
3 years ago
A coffee storage bin contains 1500 grams of coffee beans. To make a cup of coffee, grams of coffee beans are removed.
eduard

Answer:

Step-by-step explanation:

When we remove coffee beans, then the quantity of beans reduces. So, we have to subtract to find the remaining coffee beans.

q = 1500 - n

3 0
3 years ago
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