The absolute values of 7x=28 what does x equal?

1 The solution involves four steps.

Make sure the sample size is big enough to model differences with a normal population. ...

Find the mean of the difference in sample proportions: E(p1 - p2) = P1 - P2 = 0.52 - 0.47 = 0.05.

Find the standard deviation of the difference. ...

Find the probability.

Answer:

30.    -5 , -2 , -2, 3 , 8

31.     -7, -6, -6, 5, 8

32.    -26, -15, -12, -12, 10

33.    -34, -17, -11, 20, 21

Answer:

30.-5,

Step-by-step explanation:

The series converges absolutely since there exist a p-series with p=6, and since p>1, therefore series converges absolutely.

To determine whether the series ∑(n=1 to infinity) (−1)^n(1 + 1/n^6) converges absolutely, conditionally, or not at all, we need to analyze the terms of the series.

First, let's check for absolute convergence. To do this, we take the absolute value of the terms in the series:
| (−1)^n(1 + 1/n^6) | = | (−1)^n | * | 1 + 1/n^6 |

Since | (−1)^n | = 1, this simplifies to:
| 1 + 1/n^6 |

Now, we need to test this new series for convergence. We can use the comparison test, by comparing it to the series ∑(n=1 to infinity) (1/n^6), which is a p-series with p = 6.

Since 6 > 1, the p-series converges, and because 1 + 1/n^6 > 1/n^6 for all n, the original series also converges absolutely.

Therefore, the series ∑(n=1 to infinity) (−1)^n(1 + 1/n^6) converges absolutely.

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Answer:

x=-1 4/5

first one

The materials price variance for January can be calculated using the following formula: Materials Price Variance = (Actual Quantity Purchased x Standard Price) - (Actual Quantity Purchased x Actual Price).

In this case, the actual quantity purchased is 29,300 grams and the actual price is $8.00 per gram. The standard price is given as $7.90 per gram. Plugging these values into the formula, we get: Materials Price Variance = (29,300 grams x $7.90 per gram) - (29,300 grams x $8.00 per gram).

To calculate the specific value of the variance, you would need to subtract the product of the actual quantity purchased and actual price from the product of the actual quantity purchased and standard price. The resulting value will determine whether the materials price variance is favorable or unfavorable, indicating whether the actual price paid for the material was higher or lower than the standard price set by the company.

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Answer:

D

Step-by-step explanation:

(4/5)x*5=8*5

4x=40

4x/4=40/4

x=10

Remember that the Rise tests are only for your state. Different states have different tests. My state has the Peaks test.

The 1 dollars found near the table by your friend is likely the money for the tickets.

You are selling tickets at a dance. Individual tickets cost $6, and 2 tickets for a couple cost $10. After the dance, you count $1075 and 195 tickets.

let

x = number of individual ticket

y = number of couple tickets = 2x

Therefore, using equation,

2x(10) + 6x = 1075

2x + x = 195

Hence,

20x + 6x  = 1075

3x = 195

x = 195 / 3

x = 65

Hence,

26x = 1075

26(65) = 1690

Therefore, the money on the table is the ticket money because the money is short of the amount of the tickets in dollars.

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The straight-line distance from the wilderness area to the Morrisons' campsite is approximately 5 miles.

To find the straight-line distance from the wilderness area to the Morrisons' campsite, we can use the Pythagorean theorem.

Let's consider the campsite as the origin (0, 0) on a coordinate plane. The wilderness area is located 3 miles due north and 4 miles due east from the campsite. Therefore, its coordinates are (4, 3).

Using the Pythagorean theorem, the straight-line distance d is given by:

d = √((x₂ - x₁)² + (y₂ - y₁)²)

Substituting the coordinates of the campsite (0, 0) and the wilderness area (4, 3) into the formula, we get:

d = √((4 - 0)² + (3 - 0)²)

= √(4² + 3²)

= √(16 + 9)

= √25

= 5

Therefore, the straight-line distance from the wilderness area to the Morrisons' campsite is approximately 5 miles.

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Answer:

4

Step-by-step explanation:

h(k(3))=\(\sqrt{2(3)+7+3}\)

         =4

Answer:

10

Step-by-step explanation:

If Sabrina is 5 & Michael is 7. (5×7=35)

Michael is 7, & he is 3 yrs younger than Meghan, who is 10. And Meghan is twice as old as Sabrina, when Sabrina is 5 (5×2=10).

Answer:

Meghan is 10 years old

Step-by-step explanation:

We can write out the information with equations and then combine the information. Then, we can solve for x and hence solve for Meghan's age.

We write our first variable, x. Meghan (m) is twice as old as Sabrina (x). So we write:

m = 2x

Michael (M) is 3 years younger than Meghan. So we write:

M = m - 3

The product (multiplication) of Sabrina's and Michael's age is 35. So we write:

Mx = 35

To solve for x, we can substitute Meghan's age (2x) into the equation for Michael.

M = 2x - 3

Then, we can substitute this for M in the final equation to solve for x. This will be a quadratic so we factorise to solve it:

x(2x - 3) = 35

2x² - 3x = 35

2x² - 3x -35 = 0

(2x - 7)(x - 5) = 0

x = ⁷⁄₂ or 5

we know it is 5 since ⁷⁄₂ does not work and it is not a whole number. Hence:

m = 2(5)

m = 10

Answer:

The answer would be A

Step-by-step explanation:

Answer: 12

Step-by-step explanation:

3 more than 5 times a number = 3+5x

seven more than three times that number = 7+3x

is = "="

Thus,

3 + 5x = 7 + 3x

2x = 4

x = 2

2 + 10 = 12

Hope it helps <3 :)

The probability is approximately 52.54% or 31/59 when randomly choosing an element from the given subarray.

The probability of randomly selecting an array element within the subarray A[[n/2]], A[[n/2] + 1], ..., A[n] depends on the size of the subarray and the total number of elements in the array. In this case, n is given as 59.

The subarray A[[n/2]], A[[n/2] + 1], ..., A[n] includes the elements starting from the middle element, A[29], up to the last element, A[59]. Since the array has 59 elements, the subarray consists of 31 elements.

To determine the probability, we divide the size of the subarray (31) by the total number of elements in the array (59). Therefore, the probability is given by 31/59.

In decimal form, this probability is approximately 0.5254, which can be expressed as a percentage as approximately 52.54%.

Hence, the probability of randomly choosing an array element within the subarray A[[n/2]], A[[n/2] + 1], ..., A[n] when n = 59 is approximately 52.54%

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Using a linear function, it is found that the least possible number of matches played when four players are left is of 339.

A linear function is modeled according to the following rule:

y = mx + b

In which:

For the situation modeled in this problem, we have that:

Thus the average number of players after n matches is given by:

P(n) = 117 - 1/3m.

The least number of matches for there to be 4 players is found when P(n) = 4, hence:

4 = 117 - 1/3m.

1/3m = 113.

m = 113 x 3

m = 339.

Hence at least 339 matches must be played.

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A youngster that weighs 60 pounds on Earth would therefore weigh about 22.6 pounds on Mars.

A mathematical notion called proportionality shows that two ratios are equivalent. In other words, if there is a direct change or a constant ratio between two quantities, they are considered to be proportional. In many mathematical contexts, including geometry, algebra, and statistics, proportions are frequently stated as fractions or ratios. The term "proportionality" is used, for instance, when stating that a rectangle's width to length ratio is constant.

given

To address this issue, a proportion can be established. Let x represent the child's weight on Mars.

We are aware of:

In Mars, 56 1/2 pounds are equivalent to 150 pounds on Earth.

With this knowledge, we can establish the following ratio:

150/56.5 = 60/x

We can use the cross-multiplication approach to find x:

150x = 56.5 * 60

150x = 3390

x = 22.6 lbs.

A youngster that weighs 60 pounds on Earth would therefore weigh about 22.6 pounds on Mars.

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Data integration combines data collected from various platforms to increase its value for your company. It enables your staff to collaborate more effectively and provide more for your clients.So IT is important to integrate information.

The combining of data from diverse sources with various conceptual, contextual, and typographic representations is known as information integration. It is utilised for data aggregation and mining from unstructured or partially organised sources. You may connect all of your data, people, and processes in a single solution by using an integrated solution. Today's top HSEQ management teams regard this strategy as best practise. The justification for this is straightforward: it improves reporting, efficiency, uniformity, speed, and ease of use. An integrated report's main goal is to describe to financial capital providers how a company builds, protects, or loses value over time. As a result, it includes pertinent information, both financial and otherwise.

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Answer:

9

Step-by-step explanation:

Answer:

16 slices of pizza

Step-by-step explanation:

divide 12 by 3

that would give you 4

now add 4 to 12

viola you have the answer of 16

The one function that satisfies f '(x) = 3x² + 6x + 5 is f(x) = x³ + 3x²÷2 + 5x + C. where C is the constant of integration.

The given function's derivative is f'(x) = 3x² + 6x + 5.

To find the original function f(x), we need to integrate the derivative.

We can integrate the given function f'(x) term by term, using the power rule of integration:

∫f'(x) dx = ∫(3x² + 6x + 5) dx

f(x) = x^3 + 3x²÷2 + 5x + C

Any constant value of C can be added to the above function, resulting in an infinite number of functions that satisfy

f '(x) = 3x² + 6x + 5.

f(x) = x^3 + 3x²÷2 + 5x + 2 and f(x) = x³ + 3x²÷2 + 5x - 7 are both valid solutions to f '(x) = 3x² + 6x + 5, with different constant values of C.

This is because the constant of integration represents an arbitrary constant, and when we take the derivative, the constant term becomes zero. Hence, any function that differs from the original function by a constant value will also have the same derivative.

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The vertices are, D’ (8,4), E’ (8,2), G’ (4,4), F’ (4,2). The reflection of the rectangle can be finished by combining our extra vertices.

Use sample points,

D (-8,4)

G (-4,4)

E (-8,2)

F (-4,2)

Determine the coordinates of each vertex of the rectangle and label each one (x, y)

Each vertex's (x,y) y-axis is reflected by substituting the x-coordinate with its opposite (-x,y).

Plot the graph's reflected vertices.

Since all of the original vertices' x coordinates are negative, they will all become positive when we reflect them across the y axis

The vertices are,

D’ (8,4)

E’ (8,2)

G’ (4,4)

F’ (4,2)

By joining our additional vertices, we may complete the rectangle's reflection.

Hence, the rectangle that is reflected is seen below.

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rhumbos

it is the most precise name because it gives more information about the quadrilateral

Answer:

Step-by-step explanation:

Question 7

Angle formed by 2 chords is half of the sum of the intercepted arcs

Question 8

Angle formed by 2 secants is half of the difference of the intercepted arcs

Given that 1 is a zero of \(f(x) = x^3 - 13x^2 + 47x - 35,\) we need to find the remaining two zeroes and the solution set. To do this, we use the factor theorem. According to the theorem, if f(a) = 0, then (x - a) is a factor of the polynomial.

Therefore, we can divide f(x) by (x - 1) to get the quotient and the remainder, which will be a quadratic equation whose roots can be found using the quadratic formula. The solution steps are as follows:

Step 1: Divide f(x) by (x - 1) using long division. \(1 | 1 - 13 + 47 - 35 1 - 12 + 35 -- 0 + 35 ---35\)

Therefore, \(f(x) = (x - 1)(x^2 - 12x 35)\).

Step 2: Find the roots of x² - 12x + 35 using the quadratic formula.

The quadratic formula is given by:\(x = (-b ± √(b^2 - 4ac)) / 2a\)where ax² + bx + c = 0 is a quadratic equation.

Comparing with x² - 12x + 35 = 0, we get a = 1, b = -12, and c = 35. Substituting these values into the formula, we get: \(x = (12 ± √(144 - 4(1)(35))) / 2 = 6 ± √11\)

Step 3: Write the solution set. Since the given equation has real coefficients, its complex roots occur in conjugate pairs.

Therefore, the solution set is:  {1, 6 + √11, 6 - √11}.

Hence, the answer to the given problem is: We found the remaining two zeroes and the solution set of the given equation.

The solution set is {1, 6 + √11, 6 - √11}.

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Answer:

the last one

Step-by-step explanation:

cus i am smart

Option 1 is generally the better choice for Jane because it offers a higher rate of return and compounds the interest, which means that the interest earned on the initial investment is also earning interest over time. This can lead to a significantly larger amount of money being earned in the long run compared to simple interest, which is only applied to the initial investment.

For example, if Jane invests $100 in an account that pays 5% compound interest per year, at the end of the first year she will have earned $5 in interest and will have a total of $105 in the account. If she leaves the money in the account for a second year, she will earn interest on the original $100 as well as the $5 in interest that was earned in the first year, resulting in a total of $110.25 at the end of the second year. This process continues year after year, resulting in a steadily growing amount of money.

On the other hand, if Jane chooses option 2 and invests her money in an account that pays simple interest at a rate of 6%, she will only earn interest on the initial investment of $100. For example, at the end of the first year, she will have earned $6 in interest and will have a total of $106 in the account. While this is still more than the amount she would have at the end of the first year with option 1, the difference between the two options becomes more pronounced over time as the compound interest continues to grow.

Overall, option 1 is the better choice for Jane because it offers a higher rate of return and compounds the interest, resulting in a larger amount of money being earned over time.

what is meant by rate of return?

The rate of return is the amount of money that an investment is expected to generate over a certain period of time. It is often expressed as a percentage of the initial investment. For example, if you invest $100 in an account that pays 5% interest per year, the rate of return on that investment is 5%.

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Answer:

4/5 book per hour

Step-by-step explanation:

In this question, we are to rewrite (2/5)/(1/2) as unit rate.

To write this as a unit rate, what we need to do

is to divide 2/5 by 1/2.

That means 2/5 divided by 1/2

Removing the division and replacing with multiplication will give 2/5 * 2/1 = 4/5 books/hour

Step-by-step explanation:

4/5 books/hour

8 1/4 pounds converted to ounces is 132 ounces. 1 pound is 16 ounces, so all you have to do is multiply the number of pounds by 16.

---

sorry if this doesn't help

Answer:

132

Step-by-step explanation: