I need help, -3x+9+4x=10 just wondering if the answer is X=1

Answer:

6

Step-by-step explanation:

Answer:

Step-by-step explanation:

Discussion

Note: I think the length is supposed to be the height of 1 cookie.

The volume of the 12 cookies (1 dozen=12) is 176,715 in^3

The area of 1 cookie is 5 in

Area = pi * r^2

Area  of one cookie = 3.14 * 5^2

Area of one cookie = 78.5 in ^2 Note this is also the area of the base of the container.

Height of the 12 cookies = Volume / Area of one cookie

Height of the 12 cookies = 176.715/78,5

Height of the 12 cookies = 2.25 inches.

Answer

Thickness (height) of one cookie = 2.25/12

Thickness (height) of one cookie = .188 inches.

Answer:

y-y1=m(x-x1)

y-1/3=3/4(x-4)

y=3/4x-8/3

Therefore, the statement represents an exponential function.

The given statement, "The value of a coin collection has increased by 3.25% annually over the last 20 years" represents an exponential function.Exponential functions refer to the mathematical operations where a constant is raised to the power of the variable x and this variable is the input, and the exponential function is the output.The given statement represents the exponential function because the value of the coin collection is increasing by 3.25% every year, which means it is compounding. Compounding interest is an essential feature of an exponential function since it increases in a compound way. The formula for compound interest is given as:`A=P(1+(r/n))^nt`Where,A is the final amount,P is the principal amount,r is the annual interest rate,n is the number of times the interest is compounded per year,t is the time in years.The compound interest formula reflects the exponential growth model because of the exponent. Also, the coin collection's value is continuously growing and, the longer it takes, the more its value increases.Therefore, the statement represents an exponential function.

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Answer:

12

Step-by-step explanation:

sqrt(144)

What number times itself equals 144

12*12 = 144

-12*-12 =144

Given your choices, your solution is 12

Hello, 928747! I can help you.

So starting the game, Nikki earned 20 points. She then lost 10 and then another 25 on her final turn.

Starting at 20 points loosing 10 and loosing another 25

20 - 10 - 25 = -15

Nikki's final score is -15 points.

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7.54 and 0.46 are the solutions to the given quadratic equations

Given the quadratic equation below:

x^2-18x+8=0

We need to determine the solutions to the given quadratic expression. Using the general formula below:

x = -b±√b²-4ac/2a

From the equation

a = 1

b = -18

c = 8

Substitute

x = 18±√18²-4(1)(8)/2(1)
x= 18±√324-32/2

x =18± 17.08/2

x = 35.08/2 and 0.92/2

x = 17.54 and 0.46

Hence the two solutions to the given quadratic equation are 17.54 and 0.46

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Answer:

the answer is #1

Step-by-step explanation:

The probability that at least one of the 5 people selected has been vaccinated is 0.998, or 99.8%.

To solve this problem, we can use the complement rule, which states that the probability of an event happening is equal to 1 minus the probability of the event not happening. In this case, the event we're interested in is at least one person being vaccinated.
First, we need to find the probability that none of the 5 people selected have been vaccinated. Since 62% of the population has been vaccinated, that means 38% have not been vaccinated. So the probability of any one person not being vaccinated is 0.38.
Using the multiplication rule for independent events, the probability that all 5 people have not been vaccinated is:
0.38 x 0.38 x 0.38 x 0.38 x 0.38 = 0.002
Now we can use the complement rule to find the probability that at least one person has been vaccinated:
1 - 0.002 = 0.998
So the probability that at least one of the 5 people selected has been vaccinated is 0.998, or 99.8%.

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Answer:

$21

Procedure:

(6) (2) = 12          (3) (3) = 9

Verification

12 / 2 = 6           9 / 3 = 3

Answer:

Step-by-step explanation:

Answer:

Change in percent = 30%

Step-by-step explanation:

Given:

First value = 30

Second value = 39

Find:

Change in percent

Computation:

Change in percent = [(Second value - First value) / First value]100

Change in percent = [(39 - 30) / 30]100

Change in percent = [(9) / 30]100

Change in percent = 30%

Answer:

-5, -3, 0, 1, 3

Step-by-step explanation:

This is the order these numbers would be in on a number line. Hope this helps!

Answer: The walkman should be $60, and Tom paid $12.

Step-by-step explanation:

If Tom's dad paid 48, and Tom paid 1/5, this means that his dad paid 4/5 (5/5 - 4/5 =1/5).

This means that 48 is 4/5 of the whole. Get 1/5 of the answer first. 48/4 is 12. This means that 1/5 of the price was $12, or how much Tom paid. Because we know that 1/5 cost $12, and 4/5 cost $48, we just have to add them together to get the full cost. This brings us to $60.

To represent this through an equation, we can write:

1/5x+48=x

after subtracting 1/5x on both sides, we get

48= 4/5x

This is already explained above, and that is how we find x (the total cost) and how much Tom paid.

Hope this helped, and please comment if you have any questions!

You must explicitly state that the null hypothesis is demonstrated to be true in cases where there is insufficient evidence to disprove it.

A statistical hypothesis known as a null hypothesis asserts that no statistical significance can be found in a collection of provided observations. Using sample data, hypothesis testing is performed to judge a theory's veracity. It is sometimes referred to as just "the null," and its symbol is H₀

Even though we are unable to rule out the null hypothesis, this does not always imply that it is accurate. The reason for this is that a hypothesis test cannot tell which hypothesis is true or even which is more likely. It just evaluates whether there is sufficient evidence to disprove the null hypothesis.

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(x-2) (x-6)

x(x-6)-2(x-6)

x²-6x-2x-12

X²-4x-12

Answer:

x=16

Step-by-step explanation:

angle LMN+ angle LNM+ angle MLN=180^

angle LMN+60^ +60^ =180^

angle LMN=60^

overline LN sin( angle LMN) = overline LM sin( angle LMM)

16/(sin(60 degrees)) = x/(sin(60 degrees))

x = 16

Answer:

Step-by-step explanation:

When x varies inversely as the square root of y, and x=1 when y=4, you want to find ...

The given relation can be written using a constant of proportionality as ...

  x = k/√y  . . . . x varies as the inverse of the square root of y

The value of k can be found from the given values for x and y:

  1 = k/√4 = k/2

  2 = k . . . . . . . . . multiply by 2

The relationship between x and y can be written as ...

  x = 2/√y

Solving for y, it can also be written as ...

  y = 4/x²

The value of x is ...

  x = 2/√9

  x = 2/3

The value of y is ...

  y = 4/12² = 4/144

  y = 1/36

Answer:

brainliest?

Step-by-step explanation:

The fundamental question addressed by the correlational method is whether two or more variables are related in some systematic way. So the correct option is D.

Correlational method is a research technique used to explore the relationship between two or more variables. In this method, researchers collect data on the variables of interest and analyze their patterns of association. The fundamental question addressed by the correlational method is whether two or more variables are related in some systematic way. This means that researchers are interested in exploring whether changes in one variable are associated with changes in another variable.

For instance, a researcher may be interested in exploring the relationship between stress and job performance. The researcher may collect data on the levels of stress and job performance in a sample of employees and then use statistical analysis to determine if there is a systematic relationship between the two variables. If the results show that higher levels of stress are associated with lower levels of job performance, then the researcher can conclude that there is a negative correlation between the two variables.

It is important to note that correlation does not imply causation. While a correlation between two variables indicates that they are related, it does not necessarily mean that changes in one variable are causing changes in the other variable. Therefore, researchers must be cautious when interpreting correlational data and should consider other factors that may be influencing the relationship between variables.

Therefore, the fundamental question addressed by the correlational method is whether two or more variables are related in some systematic way, and researchers must be cautious when interpreting correlational data and should consider other factors that may be influencing the relationship between variables.

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Answer:

HARAMBE KNOWS THE ANSWER!!!!!!!!!!!!!!1111Write an essay of at least 250 words that summarizes the main points of the essay by Langston Hughes. Use the information you gathered from your literary analysis to help with your summary. Be sure to create an outline and structure your essay with a thesis statement and supporting details..

Step-by-step explanation:

Answer:

28 ways

Step-by-step explanation:

28 ways

Answer:

c

Step-by-step explanation:

Answer:

B.) 2 2/5

Step-by-step explanation:

If you find the answer to the question, you get the same answer as B.

Answer:

100%

Step-by-step explanation:

25/25=100%

Answer:

3

Step-by-step explanation:

Using PEMDAS

19 - 8 x 2

19 - 16 = 3

Answer:

add 8 and 7= 4d + 3y + 15

Step-by-step explanation:

trust me :)

Volcanoes are formed through different geological processes, and their location can provide insights into the underlying tectonic activity. While I cannot specifically identify the locations of Surtsey, Eldfell, Merapi, and Kilauea on the map provided, I can explain the general mechanisms of volcano formation.

Volcanoes can form at divergent boundaries, where tectonic plates move apart, allowing magma to rise and create new crust. They can also form at convergent boundaries, where plates collide, leading to subduction and the formation of volcanic arcs. Additionally, hot spots can form volcanoes independent of plate boundaries, where plumes of hot mantle material rise to the surface.

Volcanoes play a significant role in shaping Earth's surface through their eruptions. Eruptions release molten rock (magma), gases, and volcanic materials onto the surface, impacting the surrounding environment. The type and magnitude of volcanic eruptions can vary depending on factors such as magma composition and gas content. Eruptions can result in the formation of new landmasses, such as islands or lava plateaus, as well as the alteration of existing landscapes.

Volcanic eruptions can cause various changes to Earth's surface. Lava flows can spread over large areas, covering existing terrain and creating new landforms. Volcanic ash, tephra, and pyroclastic flows can be deposited over vast distances, affecting ecosystems, climate, and human settlements. Volcanic gases released during eruptions can contribute to atmospheric changes and impact air quality. Over time, repeated eruptions can lead to the gradual building of volcanic cones or mountains, shaping the topography of the surrounding region.

The specific impacts and changes caused by the eruptions of Surtsey, Eld fell, Merapi, and Kilauea would require detailed examination of each event's characteristics, eruption style, and the specific geological context.

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In probability theory, a Venn diagram is a diagrammatic representation of sets that shows all possible logical relations between them. Venn diagrams are widely used in probability and statistics to visualize the relationship between different sets of data.

The given Venn diagram shows the relationship between three sets, A, B, and C. In order to calculate probabilities using a Venn diagram, we need to know the number of elements or members in each set, as well as any overlapping regions.

We can then use these numbers to calculate the probability of different outcomes.Let's consider two possible probabilities from the given Venn diagram:1.

The probability that an element is in set A and set B but not in set C is 0.1/0.5 = 0.22. The probability that an element is in set B or set C but not in set A is 0.2/0.6 = 1/3The first probability can be calculated by dividing the number of elements in the overlapping region of sets A and B (which is 0.1) by the total number of elements in set B (which is 0.5).

This gives us a probability of 0.22 or 22%.The second probability can be calculated by dividing the number of elements in the union of sets B and C (which is 0.2) by the total number of elements in either set B or set C (which is 0.6). This gives us a probability of 1/3 or approximately 33%.

Therefore, the correct probabilities are:1.

The probability that an element is in set A and set B but not in set C is 0.1/0.5 = 0.22.

The probability that an element is in set B or set C but not in set A is 0.2/0.6 = 1/3

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Answer:

6967 years

Step-by-step explanation:

Given the exponential function :

R=100e−0.00043t

Time = t in years

R = final amount

Number of years in which only 5 grams of radium will be present :

R = 5

Plugging into our formula :

5 = 100 * e^−0.00043t

5 / 100 = e^−0.00043t

0.05 = e^−0.00043t

Take the In of both sides

−2.995732 = - 0.00043t

t = −2.995732 / - 0.00043t

t = 6966.819

t = 6966.819 years

t = about 6967 years

Three cards are randomly drawn from a standard deck. The probability it will be 7, 7, and face cards subsequently is 0.0011

The formula for the conditional probability is given by:

P(A∩B) = P(A|B) . P(B)

Where:

P(A∩B) = probability of A and B occur

P(A|B) = Probability of A occurs if B occurs

P(B) = probability of B occurs

In the given problem, the standard deck has 52 cards. Three cards are drawn subsequently from the deck.

1st draw:

There are 4 cards in the deck with number 7, hence:

P(7) = 4/52 = 1/13

2nd draw:

The remaining cards now = 51.

Suppose the first card is 7, then the probability the 2nd card is also 7 is:

P(7 | 7) = 3/51 = 1/17

3rd draw:

Suppose the first and the second cards are 7.

Number of face cards = 3 x 4 = 12

remaining cards = 50.

Hence,

P(face |(7|7)) = 12/50 = 6/25

Finally,

P(7,7,face) = 1/13 x 1/17 x 6/25 =  6/5525 = 0.0011

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