Which equation has the solution x = 9? Select each correct answer. A) 2x−3=15 B) 4 + 5x = 18 C) 3x + 2 = 25 D) 81x−3=6 E) 24−2x=13 F) x3+7=8

Answer:

True?

Step-by-step explanation:

I think its true but I'm not 100% sure so I would go with true. Try thinking of your past problems that you used and think about that maybe? But in then mean time, I would go with True

I think its false. If am incorrect, you can report me :(

Answer: width = 4m, perimeter = 26m

Step-by-step explanation:

area of rectangle = width x length

9x = 36

x = 4

width = 4m

perimeter:

9 + 9 +4+4 = 26 m

a. The number of Burger in the first case is 8.

b. The number of drinks will be 6 drinks.

c. The number of burgers is 0.

From the information, Chloe wants to buy food for her friends at the concession stand at a soccer game, the stand sells drinks for $4 and burgers for $3 and she has $32 to spend.

Let drinks = d

Let burger = b

For the first case, he has 2 drinks and need the number of burgers. This will be:

2($4) + 3b = 32

8 + 3b = 32

Collect like terms

3b = 32 - 8

3b = 24.

Divide

b = 24/3

b = 8

Number of Burger = 8 burger

For the second case, there are 4 burgers and we need to know the number of drinks. This will be:

4($3) + 3d = 32

12 + 3d = 32.

Collect like terms

3d = 32 - 12

3d = 20

Divide

d = 20/3 = 6

The number of drinks = 6

For the third case, there are 8 drinks. This will be:

8($4) + d + 32

32 + d = 32.

d = 32 - 32 = 0

The complete table will be:

Drinks Burgers

2. 8

6. 4

8. 0

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Complete question

Chloe wants to buy food for her friends at the concession stand at a soccer game. The stand sells drinks for $4 and burgers for $3. Chloe has $32 to spend and wants to spend it all.

The table shows different possible combinations of drinks and burgers that Chloe could order. Complete the table based on the information below.

Drinks Burgers

2

4

8

The probability of having three or more consecutive years with two or fewer compressor failures per year is about 6.16%.

Clark Property Management should expect to experience some consecutive years with higher compressor failure rates.

Let X represent the number of AC compressor failures. Thus, the probability distribution of X is as follows :

Number of Compressor Failures Probability (Relative Frequency)

0 0.061 0.132 0.253 0.284 0.205 0.076 0.01.

We will select two-digit random numbers from a table of random numbers. We will simulate 20 years of compressor failure.

As a result, there will be a total of 20 values of X, each representing a year's worth of data.

We may now determine whether it is typical to have three or more consecutive years with two or fewer compressor failures per year.

The Monte Carlo simulation is used to complete this task. We may use an online random number generator if a table of random numbers is not available.

Monte Carlo simulation is a statistical modeling method that employs random sampling techniques to simulate the output of a complicated system.

It is a stochastic modeling technique that allows for uncertainty and risk evaluation in complex systems where deterministic methods are insufficient.

Monte Carlo simulation generates random input values for a system with a mathematical model, allowing it to calculate possible outcomes.

These results are then used to generate probability distributions of potential results.

In essence, the Monte Carlo simulation is an experiment conducted on a computer that provides insight into the degree of risk related to decision-making.

1. Set up a model: Determine the system and create a mathematical model that will be utilized in the Monte Carlo simulation.

2. Define input values: Identify the variables that will affect the model's output and define input probability distributions for each.

3. Generate random numbers: Using the input probability distributions, generate random numbers for each variable

4. Run simulations: Run a large number of simulations using the random numbers generated in step 3.

5. Analyze the results: Using the outputs of the Monte Carlo simulation, estimate potential outcomes and the likelihood of different results.

6. Make decisions: Use the data and insights obtained from the Monte Carlo simulation to inform your decision-making.

After conducting the Monte Carlo simulation, it was determined that it is unusual to have three or more consecutive years with two or fewer compressor failures per year.

The probability of having three or more consecutive years with two or fewer compressor failures per year is about 6.16%.

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Answer:

Please see table completed attached

Yes, there are several patterns, since these two trigonometric functions are periodic with same periodicity, and also satisfy the Pythagorean identity for the same angle.

Step-by-step explanation:

Notice that we are asked about a table of trigonometric functions for the so called "special angles" which render values associated with half of the square root of a counting number between 0 and 4:

\(\frac{\sqrt{0} }{2}=0 \\\frac{\sqrt{1} }{2}=\frac{1}{2} \\\frac{\sqrt{2} }{2}\\ \frac{\sqrt{3} }{2}\\ \frac{\sqrt{4} }{2}=\frac{2}{2} =1\)

These two trigonometric functions also satisfy the Pythagorean identity for any angle \(\theta\) in the unit circle, so the equality to one will always be true:

\(sin^2(\theta)+cos^2(\theta)=1\)

They are also periodic functions of period \(2\,\pi\), so their resulting values will be repeated with that periodicity.

Tim bought a pair of running shoes marked 25% down at a price of $60

The formula to find the discount of an item on sale is

Where

Let k represent the original price

Substitute the values into the formula above

Hence, the original price, k, of the pair of Zeus running shoes is $240

Answer:

370.85

Step-by-step explanation:

Answer:

  zero

Step-by-step explanation:

You want the rate of change between the points (3, 1) and (4, 1).

The "rate of change" is also known as the "slope" of the line between the points. That is given by the formula ...

  m = (y2 -y1)/(x2 -x1)

For your points, this is ...

  m = (1 -1)/(4 -3) = 0/1 = 0

The rate of change is zero.

__

Additional comment

The y-value is constant. That means the equation of the line is y=1, a horizontal line. It does not rise or fall. Its rate of change is zero.

Answer:

560

Step-by-step explanation:

You subtract 439 from 999 and you get the left over tickets that were sold over the weekend

The appropriate actions when carrying out the order to remove a client's indwelling urinary catheter would be e. All of the above.

For any process involving bodily fluids, gloves should be worn to preserve good hygiene and stop the transmission of infection. Using the right antiseptic solution to clean the catheter insertion site lowers the chance of infection during catheter removal.

To check for any changes or anomalies and monitor the client's urinary function, it is required to empty the bladder and measure the urine flow. For accurate and complete medical records, the removal of the catheter must be properly documented. It guarantees appropriate communication and care continuity among healthcare professionals.
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The complete question is:

The nurse has received an order to remove a client's indwelling urinary catheter. which actions are appropriate when carrying out this order? select all that apply.

a. Wearing gloves

b. Cleaning the catheter insertion site

c. Emptying and measuring the urine output

d. Documenting the catheter removal

e. All of the above.

Answer:

9c - 3d

Step-by-step explanation:

5c-6d+4c+3d

Gather the like terms,

5c + 4c - 6d + 3d

9c - 3d

Hope it helps!<3

Simplifying

5c + -6d + 4c + 3d = 0

Reorder the terms:

5c + 4c + -6d + 3d = 0

Combine like terms: 5c + 4c = 9c

9c + -6d + 3d = 0

Combine like terms: -6d + 3d = -3d

9c + -3d = 0

Solving

9c + -3d = 0

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '3d' to each side of the equation.

9c + -3d + 3d = 0 + 3d

Combine like terms: -3d + 3d = 0

9c + 0 = 0 + 3d

9c = 0 + 3d

Remove the zero:

9c = 3d

Your answer: 9c=3d

Answer:

c

Step-by-step explanation:

When it says 5(4+8)

It means

5 x 4 + 5 x 8

But you could also say that as

5(4) + 5(8)

Since

5 x 4 and 5(4) are the same

Hope this helped you

:-)

The false statement is: "The researchers would come to the conclusion that the programme was successful if they used a significance level of 1%."

What is significance level?

A significance level, denoted by α, is the threshold chosen by researchers to determine the level of evidence required to reject the null hypothesis. It represents the maximum acceptable probability of making a Type I error (incorrectly rejecting the null hypothesis when it is true).

In this case, the given p-value is 0.003. If the null hypothesis is true, the p-value represents the likelihood of obtaining a test statistic that is equally extreme to or more extreme than the one that was observed. It offers proof that the null hypothesis is false.

We can conclude that there is strong evidence to reject the null hypothesis in favour of the alternative hypothesis because the p-value is 0.003, which is lower than any often used significance level like 0.05 or 0.01. Thus, if the researchers apply a 5% level of significance, they would draw the conclusion that the programme was successful.

However, if the researchers use a significance level of 1%, they would require even stronger evidence to reject the null hypothesis. Since the p-value of 0.003 is greater than 0.01, they would not be able to reject the null hypothesis at the 1% significance level and would not conclude that the program was effective.

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M = A + |B| is the function's highest possible value. When sin or cos x equals 1, this maximum value is reached. m = A |B| is the function's lowest possible value. If either cos x or sin x is equal to 1, this minimum will be reached.

Example :

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The most appropriate measure of spread for this data is standard deviation, because the boxplot is skewed to the right.

The most appropriate measure of spread for this data is standard deviation. The data is represented by a boxplot, which is a graphical representation of the data that shows the median, quartiles, and range of the data. In this case, the boxplot is skewed to the right, meaning that the data is not normally distributed. When the data is not normally distributed, the standard deviation is the best measure of spread to use. Standard deviation measures the spread of data by calculating the distance between each data point and the mean, and then taking the average of these distances. This allows us to accurately measure the spread of data that is not normally distributed. Therefore, standard deviation is the most appropriate measure of spread for this data.

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Answer:

the lines never intersect

Step-by-step explanation:

If you graph them, they never touch cause they are parallel

hope this helps :)

Answer:

TC = 5x -10

Step-by-step explanation:

Answer:

5d-10=C

Step-by-step explanation:

Because 5 friends are out to dinner so the cost of one meal is multiplied by five. Then you subtract 10 off the total for your answer, which is represented by the variable c

In this problem we have a quadratic equation

y=X²-4x-5

The domain of a quadratic equation is all real numbers

To find out the range we need to calculate the vertex of the parabola

Convert the quadratic equation into vertex form

so

(y-k)=(x-h)^2

y=X²-4x-5

y+5=x^2-4x

complete the square

y+5=(x^2-4x+4)-4

y+5+4=(x-2)^2

y+9=(x-2)^2

the vertex is the point (2,--9)

The quadratic equation represent a vertical parabola open upwards

so the range is the interval

{-9, infinite)

y-1=(x-2)^2 -------> is written as vertex form

The vertex of the parabola is the point (h,k)

(y-k)=(x-h)^2

using a graphing tool to better understand the problem

The range is the interval {-9, infinite)

The domain is the interva (-infinite, infinite)

the function is

y+9=(x-2)^2

f(x)=(x-2)^2-9

or

f(x)=x^2-4x-5

Answer:

Ok so I got you

Step-by-step explanation:

-4.8 x 6.3 = -30.24x

-4.8 x -4.18 = 20.064

-30.24x + 20.064 = -58.56

-30.24x = -78.624

x=2.6

Answer:

Step-by-step explanation:

\(-4.8(6.3x - 4.18) = -58.56\\^{\qquad\quad\ \div(-4.8)\ \qquad\div(-4.8)}\\6.3x - 4.18 =12.2 \\^{\qquad\ +4.18\qquad+4.18}\\6.3x=16.38\\^{\ \div6.3\quad\ \div6.3}\\x=2.6\)

The distance covered by the car with 12 gallons of gasoline is 200 miles.

Given,

Distance travelled by a car with full  tank gasoline = 300 miles

The capacity of the car's tank = 18 gallons

We have to find the distance covered by the car with 12 gallons of gasoline;

Here,

x be the distance covered by the car with 12 gallons of gasoline

Then,

300/18 = x/12

x = (300 x 12) / 18

x = (300 x 2) / 3

x = 100 x 2

x = 200 miles

That is,

The car will cover 200 miles with 12 gallons of gasoline.

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Because xanthan gum solutions are highly pseudoplastic (shear thinning) but not thixotropic, the initial viscosity is instantly rebuilt after high shearing.

A hypothesis is a theory put up to explain a phenomena. A hypothesis must be testable according to the scientific method for it to be considered a scientific hypothesis. Scientific hypotheses are often based on prior findings that cannot be adequately explained by the current body of knowledge. A hypothesis is a statement that makes sense in light of the available information but hasn't been proved true or wrong. A hypothesis in statistics is a claim that will serve as the foundation for hypothesis testing (also known as a statistical hypothesis).

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Answer:

Speed of car B is 33 km/h and speed of car A is \(45\,\,km/h\)

Step-by-step explanation:

Let speed of car B be \(x\) km/h

Speed of car A is 12 km/h more than car B.

Therefore,

Speed of car A = \((12+x)\) km/h

Distance = Speed × Time

Distance travelled by car A in 4 hours = \(4(12+x)\) km = \((48+4x)\) km

Distance travelled by car B in 4 hours = \(4x\) km

Also, cars A and B are 312km apart after 4 hours.

\(48+4x+4x=312\\48+8x=312\\8x=264\\\\x=\frac{264}{8}\\\\x=33\,\,km/h\)

Speed of car B is 33 km/h and speed of car A is \(12+x=12+33=45\,\,km/h\)

Answer:

RT is more appropriate, though even SU could be called a secant.

Step-by-step explanation:

An oblique asymptote is a slanted line that the function approaches as x approaches ∞ or -∞ .

Thus, the equation for an oblique asymptote with slope m and y-intercept b will be:

Consider the following graph:

According to this picture, there is an oblique asymptote that passes through the points (X2, Y2)=(2,-4) and (X1, Y1) = (0,0). Then, the slope m of this asymptote is:

Now, notice that the oblique asymptote that passes through the origin, thus the y-intercept of this line would be

then, the equation for the oblique asymptote is:

we can conclude that the correct answer is:

Answer:

133.33 years

Step-by-step explanation:

Given that:

Principal = $500

Interest rate (r) = 1.5% = 0.015

Triple amount of principal = $500 * 3 = $1500 = final amount (A)

Number of years (t) =?

Using the relation :

A = P(1 + rt)

1500 = 500(1 + 0.015t)

1500 / 500 = 1 + 0.015t

3 = 1 + 0.015t

3 - 1= 0.015t

2 = 0.015t

2 / 0.015 = 0.015t / 0.015

133.333 = t

133.33 years

The two figures shown are made of unit squares. The positive difference of the perimeters, in units, is 8.

Perimeter is the total distance around the boundary of the shape. Since each square has a side length of 1 unit, the perimeter is equal to the number of sides.

1. Figure A: Counting the number of unit squares on the boundary of the shape, the perimeter of the first shape is:   8+4+4+4+4=24 units.

2. Figure B:Counting the number of unit squares on the boundary of the shape, the perimeter of the second shape is: 10+2+10+2=24 units.

The positive difference of the perimeters in units = |24 - 24| = 0 units. Therefore, the positive difference of the perimeters, in units is 0.

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Answer:

114 degrees

Step-by-step explanation:

The angles are supplementary so...

180 - 66

114