use the distributive property to solve 7 (x-2a-9)


WILL GIVE BRAINLIST TEEHEE!

Answer:

C

Step-by-step explanation:

-6(-2/3 + 2x)

= 12/3 = 4

4 is the answer to the first number times -6. This is because 2 negatives are equal to a positive.

-6 * 2x

= -12

So, it can be concluded that the answer is C

I think that is proportional

First to answer

Answer:

The answer is proportional! The pricing is consistent!

5/2 = 2.5

2.5* 3 = 7.5

The way to solve radicals include:

It should be noted that your information is incomplete. Therefore, an overview will be given.

When the radical symbol is used to denote any root other than a square root, there will be a superscript number in the 'V'-shaped part of the symbol.

For example, 3√(8) means to find the cube root of 8

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Approximately, the LA Dodgers hit 35 home runs.

Approximation is  a mathematical quantity that is close in value to but not the same as a desired quantity

From the question

The total number of home run in the Major League Baseball is 583

The LA Dodgers home run can be gotten by finding 6% of the the total home runs

That is, 6% of 583

= \(\frac{6}{100} *\frac{583}{1}\)

= 34.98 home runs

We can conclude that LA Dodgers hit approximately 35 home runs

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Answer:

Here is the answer

Step-by-step explanation:

The kitten weighs_____pounds every week                    -0.6 pounds

Weight of the kitten at current time                                    -7 pounds

Weeks it will take for the kitten to reach 10 pounds         -0.6+7=7.6

                                                       now round it off and you will get 7

                            ∴the kitten will take 7 more weeks for getting to 10 pounds            

The kitten will be at least 10 pounds after 5 weeks. Let's set up an equation to solve for the number of weeks needed for the kitten to reach at least 10 pounds.

Let "w" represent the number of weeks.

The weight of the kitten after "w" weeks can be calculated as:

Weight = Initial weight + (Weight gained per week * Number of weeks)

Weight = 7 + (0.6 * w)

We want to find the number of weeks when the weight is at least 10 pounds:Weight ≥ 10

Substituting the equation for weight:

7 + (0.6 * w) ≥ 10

Subtracting 7 from both sides:

0.6 * w ≥ 3

Dividing both sides by 0.6:

w ≥ 3 / 0.6

w ≥ 5

Therefore, the kitten will be at least 10 pounds after 5 weeks.

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This is because when there is no correlation, the variation in y cannot be explained by the variation in x, leaving a lot of room for error. the error variance for the linear model

a) If the correlation between x and y is 1, it means that the two variables have a perfect positive linear relationship. In this case, the error variance for the linear model would be 0. This is because when there is a perfect correlation, all the variation in y can be explained by the variation in x, leaving no room for error. Therefore, the error variance would be 0.

b) If the bet correlation ween x and y is 0, it means that the two variables have no linear relationship. In this case, the error variance for the linear model would be the sum of the variances of x and y. This is because when there is no correlation, the variation in y cannot be explained by the variation in x, leaving a lot of room for error. Therefore, the error variance would be the sum of the variances of x and y, which is 49+4=53.

a) If the correlation between x and y is 1, the value of the error variance for your linear model would be 0. This is because a correlation of 1 indicates a perfect positive linear relationship between x and y, meaning there is no error or deviation from the predicted values of y based on the linear model.

b) If the correlation between x and y is 0, the value of the error variance would be equal to the variance of y. This is because a correlation of 0 indicates that there is no linear relationship between x and y, meaning that the linear model provides no predictive value for y. In this case, the error variance is equal to the variance of y, which can be calculated by squaring the standard deviation of y (2^2 = 4).

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Answer:

y = 35

Step-by-step

(5x - 20) + (5x +4y) = 180

Replace x with 6.

(30-20) + (30 + 4y) = 180

10+30+4y = 180

40+4y = 180

4y = 180-40

4y = 140

y = 35

Answer:

\(\pi \times 39 \times 81 \times 2 = 9919.26\)

The value of x when the bending moment is 50 Nm is x = 10 meters. The given condition that the bending moment is 50 Nm.

We are given that the bending moment M at a point in a beam is given by:

M = 5x(35-3x)

We need to find the value of x when the bending moment is 50 Nm.

Setting M equal to 50 Nm, we get:

50 = 5x(35-3x)

Expanding the right-hand side and rearranging, we get:

15x^2 - 175x + 50 = 0

Dividing both sides by 5, we get:

3x^2 - 35x + 10 = 0

This quadratic equation can be factored as follows:

3x^2 - 30x - 5x + 50 = 0

3x(x - 10) - 5(x - 10) = 0

(3x - 5)(x - 10) = 0

Therefore, either 3x - 5 = 0 or x - 10 = 0. Solving for x, we get:

x = 5/3 or x = 10

However, we need to check which solution satisfies the given condition that the bending moment is 50 Nm.

When x = 5/3, we get:

M = 5x(35-3x) = 5(5/3)(35-3(5/3)) = 55.56 Nm (approx.)

This does not satisfy the given condition, so x = 5/3 is not a valid solution.

When x = 10, we get:

M = 5x(35-3x) = 5(10)(35-3(10)) = 50 Nm

Therefore, the value of x when the bending moment is 50 Nm is x = 10 meters.

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Answer:

4

Step-by-step explanation:

3/6

x/8

6x=24

x=24/6

x=4

Answer:

4

Step-by-step explanation:

6/3 is 2, it takes 2 hours to do 1 load, 8/2 = 4, 4 loads can be done in 8 hours

The probability of selecting a green ball is \($\frac{10}{14}$\).

This can be calculated using the formula for probability,\($P(A) = \frac{n(A)}\)\({n(S)}$\), where n(A) is the number of favorable outcomes and n(S) is the total number of possible outcomes.

In this problem, there are three possible containers that can be selected. The first contains 8 red balls and 4 green balls, the second contains 2 red balls and 4 green balls, and the third contains 2 red balls and 4 green balls.

Therefore, the total number of possible outcomes is 14 (8 + 4 + 2 + 4 + 2 + 4).

The number of favorable outcomes is 10 (4 + 4 + 2).

Therefore, the probability of selecting a green ball is \($\frac{10}{14}$\)

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By applying the Laplace transform to the given boundary-value problem and following the procedure outlined in Example 10, the solution for y(t) is obtained as y(t) = 6e^(-t).

The Laplace transform can be used to solve differential equations, including boundary-value problems. In this case, we have the second-order linear homogeneous differential equation y'' + 2y' + y = 0, with the initial conditions y'(0) = 6 and y(1) = 6.

To solve the problem using the Laplace transform, we apply the transform to the differential equation and the initial conditions. This transforms the differential equation into an algebraic equation that can be solved for the Laplace transform of y(t), denoted as Y(s).

By applying the Laplace transform to the given differential equation, we obtain the algebraic equation s^2Y(s) + 2sY(s) + Y(s) = 0. Solving this equation for Y(s), we find Y(s) = 6s/(s^2 + 2s + 1).

To find the inverse Laplace transform of Y(s) and obtain the solution y(t), we use partial fraction decomposition and consult Laplace transform tables. By applying the inverse Laplace transform, we find y(t) = 6e^(-t).

Therefore, the solution for the given boundary-value problem is y(t) = 6e^(-t)

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Answer:

33

Step-by-step explanation:

0.75*44=33

Answer:

33

Step-by-step explanation:

44•75%=44•0.75=33

Answer:

The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²vvvThe diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²The diagram shows measures of some of the line segments in APQR. 4.5 /62.58° Q Length of QS P Area of APQR S ㅏ Use the given information to find the measures of the unknown angles and segment shown below. Round your answers to the nearest whole number. Length of PS units 6.4 -5.0- units R units²v

Step-by-step explanation:

its E and A

Answer:

The solutions to the inequality are B, E, and F: 25, 36, and 9.

Step-by-step explanation:

The solutions to the inequality √x < 10 are the values of x that make the inequality true when plugged in. To find these values, we can square both sides of the inequality:

√x < 10

x < 10^2 = 100

So, the values of x that make the inequality true are those that are less than 100. The options that satisfy this condition are:

A. 100 (not a solution)

B. 25 (solution)

C. -100 (not a solution)

D. 105 (not a solution)

E. 36 (solution)

F. 9 (solution)

The probability of selecting a human character randomly in the game is \(\frac{1}{3}\)

The probability that a human character will be chosen when the player selects a character randomly can be calculated by dividing the number of human characters by the total number of available characters.

There are 8 animal characters and 4 human characters, making a total of 12 characters to choose from. Therefore, the probability of selecting a human character randomly is:

P(Human) = Number of human characters / Total number of characters

P(Human) = 4 / 12

Simplifying this fraction, we find:

P(Human) = 1 / 3

Therefore, the probability of selecting a human character randomly is 1/3 or approximately 0.333.

In the given scenario, there are a total of 8 animal characters and 4 human characters, making a total of 12 characters to choose from. When a player selects a character randomly, each character has an equal chance of being chosen. Since there are 4 human characters, the probability of selecting one of them is determined by dividing the number of human characters (4) by the total number of characters (12).

When we simplify the fraction 4/12, we find that it is equal to 1/3.

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By the using this method. We get, the correct determinant is 68.

Given Determinant:

\(\left|\begin{array}{ccc}1&0&-4\\3&-4&0\\-1&-4&1\end{array}\right|\)

\((-1)\left|\begin{array}{cc}-4&0\\-4&1\end{array}\right] +0\left|\begin{array}{cc}3&0\\-1&1\end{array}\right|+(-4)\left|\begin{array}{cc}3&-4\\-1&-4\\\end{array}\right|\)

= (-1)(-4-0) +0 - 4(-12 -4)

= -1 (-4) + 0 -4(-16)

= 4 + 64

= 68.

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Complete Question:

The expansion of a 3×3 determinant can be remembered by this device. write a second copy of the first two columns to the right of the​ matrix, and compute the determinant by multiplying entries on six diagonals. add the downward diagonal products and subtract the upward products. use this method to compute the following determinant.

\(\left|\begin{array}{ccc}1&0&-4\\3&-4&0\\-1&-4&1\end{array}\right|\)

Answer:

5.74m, 3.05m

Step-by-step explanation:

The set up is a right angled triangle.

Length of the ladder is the hypotenuse = 6.5m

Angle of elevation = 62°

Required

Height of the window (opposite)

Using SOH CAH TOA trigonometry identity

Sin theta = opp/hyp

Sin62 = opp/6.5

Opp = 6.5sin62

Opp = 5.74m

Hence the height of the window is 5.74m

The distance of the ladder from the foot of the wall is the adjacent

Cos 62 = adj/6.5

adj = 6.5cos62

adj = 3.05m

Hence the distance of the ladder from the foot of the wall is 3.05m

The geometric multiplicity is equal to the algebraic multiplicity, then t is diagonalizable.

The word "nilpotent" is missing from the title, rather confusing, since being nilpotent is easily seen to be the only possible obstruction against being diagonalisable for a rank 1 operator. After all, by rank-nullity this implies the nullity equals n−1, and this is (by definition) the dimension of the eigenspace for 0. Also Im(T) is always T-stable, so being of dimension 1 its nonzero vectors are eigenvectors, and if this is for a nonzero eigenvalue λ, then the eigenspaces for 0 and for λ are complementary, and so T is diagonalisable.

So the only thing that can go wrong is that the nonzero vectors of Im(T) are eigenvectors for 0, but then clearly T2=0 so T is nilpotent.

It would have been a bit more fun if instead of T not being nilpotent it had been given that T has nonzero trace. Since 0 is a root of the characteristic polynomial χT with multiplicity at least n−1 (which is its geometric multiplicity), the "final" root of χT equals the sum of all its roots, which is the trace of T. This is also the eigenvalue of nonzero vectors in Im(T), and as we have seen it is zero if and only if T is nilpotent if and only if T is not diagonalisable.

Hence the answer is the geometric multiplicity is equal to the algebraic multiplicity, then t is diagonalizable.

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In this case, the proportionality between x and y is fixed and can be proven mathematically.

In the fixed proportions case with the utility function u(x, y) = min[x, y], the consumer aims to consume goods x and y in equal proportions to maximize their utility. To prove this, consider the following:

1. If x > y, the utility function will yield u(x, y) = min[x, y] = y. In this case, the consumer can benefit from allocating more resources to consuming good y to balance the proportions and increase utility.

2. If x < y, the utility function will yield u(x, y) = min[x, y] = x. Similar to the previous case, the consumer can benefit from allocating more resources to consuming good x to balance the proportions and increase utility.

3. If x = y, the utility function will yield u(x, y) = min[x, y] = x = y. In this case, the consumer has achieved the optimal consumption of goods x and y in equal proportions, maximizing their utility.

Therefore, in the fixed proportions case with u(x, y) = min[x, y], the consumer maximizes utility by consuming goods x and y in equal proportions.

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Correct question:

How can it be mathematically proven that a consumer, in a fixed proportions case with utility function u(x, y) = min[x, y], aims to consume goods x and y in equal proportions to maximize their utility? Can you explain the logic behind this statement and provide a step-by-step explanation of the proof?

Answer:

To find a a fraction of a whole number, you multiply the numerator of the fraction by the given number and then divide the product by the denominator of the fraction

Solved example for finding a fraction of a whole number:

1)

Find 1/3 of 21.

To find 1/3 of 21, we multiply the numerator 1 by the given whole number 21 and then divide the product 21 by the denominator 3.

1/3 × 21 = 1 × 21/3 = 21/3 = 7

So, 1/3 of 21 = 7.

1/3 of 21 is 7

Answer:

For finding a fraction of a whole number, we multiply the numerator of the fraction by the given number and then divide the product by the denominator of the fraction.

Examples for finding a fraction of a whole number:

Find 1/3 of 21.

To find 1/3 of 21, we multiply the numerator 1 by the given whole number 21 and then divide the product 21 by the denominator 3.

1/3 × 21 = 1 × 21/3 = 21/3 = 7

So, 1/3 of 21 = 7.

Here are some more examples

Step-by-step explanation:

Find 2/5 of 15.

To find 2/5 of 15, we multiply the numerator 2 by the given whole number 15 and then divide the product 30 by the denominator 5.

2/5 × 15 = 2 × 15/5 = 30/5 = 6

So, 2/5 of 15 = 6.

Find 3/8 of 48.

To find 3/8 of 48, we multiply the numerator 3 by the given whole number 48 and then divide the product 144 by the denominator 8.

3/8 × 48 = 3 × 48/8 = 144/8 = 18

So, 3/8 of 48 = 18.

Answer:

x=2, y=3

Step-by-step explanation:

First, graph both equations on a rectangular coordinate system (see attached screenshot). Then, simply figure out where these two lines intersect. Since they intersect at (2,3), x=2 and y=3.

Plugging these values in the equations for x and y, you can see if these are the correct answers:

(3)=3(2)-3, (2)+(3)=5

Since both of these are true, you have the right answer.

Hope this helps!

Two linear equation has their solutions on the points where they intersect each other.

The solution of the given system of equations is:

x = 2, y = 3.

Each linear equation represents a straight line.

If both the given lines intersect at one point, then that point's coordinate is the solution of the given system of the equations.

If both the given lines are parallel, then there is no intersection and thus no solution.

If both the lines are coincident(that is, lying over each other fully), then there are infinite points of intersection, as they touch each other on infinite points, and thus infinite solutions to the given system of equations exist.

\(y = 3x-3\\ x+y = 5 \)

Substituting the value of y from first equation in the second equation, we get:

\(x + y = 5\\ x + (3x-3) = 5\\ x+3x = 5+3\\ 4x = 8 \\ x = 2\\ \)

Thus, putting this value of x in first equation, we get:

\(y = 3x - 3\\ y = 3 \times 2 - 3\\ y = 6-3\\ y = 3\)

Thus, the system has one solution and it is x = 2, y = 3.

Using graphing, we can see that point of intersection is (x,y) = (2,3)

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The given system of linear equations consists of four equations with four variables: x, y, z, and w. To solve the system, we can use various methods, such as Gaussian elimination or matrix operations.

By performing row operations, we can reduce the system to its row-echelon form or solve it directly to find the values of x, y, z, and w. We will solve the system of linear equations using the method of Gaussian elimination. The augmented matrix representation of the system is:

[1 1 2 -1 | -2]

[0 3 1 2 | 2]

[1 1 0 3 | 2]

[-3 0 1 2 | 5]

First, we'll perform row operations to transform the matrix into the row-echelon form:

R2 = R2 - 3R1

R3 = R3 - R1

R4 = R4 + 3R1

The resulting matrix after these operations is:

[1 1 2 -1 | -2]

[0 0 -5 5 | 8]

[0 0 -2 4 | 4]

[0 3 1 2 | 5]

Next, we'll perform additional row operations to further simplify the matrix:

R4 = R4 - 3R2

The matrix now becomes:

[1 1 2 -1 | -2]

[0 0 -5 5 | 8]

[0 0 -2 4 | 4]

[0 3 1 2 | -19]

Finally, we'll perform the last row operation:

R3 = R3 + 2R2

The matrix is now in row-echelon form:

[1 1 2 -1 | -2]

[0 0 -5 5 | 8]

[0 0 0 14 | 20]

[0 3 1 2 | -19]

From this row-echelon form, we can solve for the variables. Starting from the bottom row, we obtain:

3w + z + 2w = -19, which simplifies to 5w + z = -19.

Next, we have 0x + 0y - 5z + 5w = 8, which simplifies to -5z + 5w = 8.

Lastly, x + y + 2z - w = -2.

At this point, we have three equations with three variables: x, y, and z. By solving this simplified system, we can find the values of x, y, and z.

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The height of the altitude of the trapezoid WXYZ is calculated as:

3. 2√3 units

The height of a trapezoid is the perpendicular distance between its two parallel bases. It is also known as the altitude of the trapezoid.

To find the height, we need to find the value of a. Therefore:

2a - 2 = a + 1 [congruent legs]

2a - a = 2 + 1

a = 3

WX = YZ = a + 1 = 3 + 1 = 4 units

XY = 3a - 4 = 3(3) - 4 = 5 units

WZ = 3a = 3(3) = 9 units

Thus, using the Pythagorean Theorem:

Height of trapezoid = √[4² - (1/2(9 - 5))²]

= √[16 - 4]

= √12

Height of trapezoid = 2√3 units

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Answer:

Laxed (SIREN BEAT)" by Jawsh 685

Step-by-step explanation:

Step-by-step explanation:

Can you make a question with the actual question included

The absolute threshold is defined as the minimum detectable stimulus or intensity.

The absolute threshold refers to the minimum amount or level of a stimulus that is required for it to be detected or perceived by an individual. It is the point at which a stimulus becomes perceptible or noticeable to a person.

In sensory psychology, the absolute threshold is typically measured in terms of the lowest intensity or magnitude of a stimulus that can be detected accurately by a person at least 50% of the time. It represents the boundary between the absence of perception and the presence of perception.

The absolute threshold can vary depending on the sensory modality being tested. For example, in vision, it may refer to the minimum amount of light required for a person to see an object. In hearing, it may represent the minimum sound intensity needed for an individual to hear a tone.

Several factors can influence the absolute threshold, including individual differences, physiological factors, and the nature of the stimulus itself. Factors such as sensory acuity, attention, fatigue, and background noise can all affect an individual's ability to detect a stimulus.

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The metric measurement will you use when telling your hairdresser how much to take off the ends is centimetres (cm).

The decimalized meter-based system of measurement that had been adopted in France in the 1790s was replaced by the metric system. The International System of Units (SI), which was invented/created in the middle of the 20th century with the help of an international standards body, was the historical culmination of the development of these systems.

The term "metrication" refers to the adoption of the metric system. The historical development of metric systems has led to the acceptance of a number of principles. A single base unit of measurement expresses all of nature's essential dimensions. More and more often now, natural principles rather than replicas of physical artifacts are used to define base units.

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Answer:

Indeed it Correct, but am not quiet sure