Stephen and Paul each purchased a movie ticket at AMC Theatres for $11.00 each. Both bought a drini from the concession stand. Stephen used a $5.00 off coupon that he received in the mail. After using the coupon, their total cost before tax was $29.18. Write an equation that can be used to determine the cost of one drink. ​

To remove the single quotation marks ('') at the beginning and end of a string and remove the item at index 12, you can use Python's string manipulation methods and list slicing. First, you can use the strip() method to remove the surrounding single quotation marks. Then, you can convert the string into a list using the list() function, remove the item at index 12 using list slicing, and finally convert the list back into a string using the join() method.

To remove the single quotation marks at the beginning and end of a string, you can use the strip() method. This method removes any leading and trailing characters specified in the argument. In this case, you can pass the single quotation mark ('') as the argument to strip().

Here's an example:

string = "'example string'"

stripped_string = string.strip("'")

After executing this code, the value of stripped_string will be 'example string' without the surrounding single quotation marks.

To remove the item at index 12 from the string, you need to convert it into a list. You can use the list() function for this conversion. Then, you can use list slicing to remove the item at index 12 by excluding it from the list. Finally, you can convert the modified list back into a string using the join() method.

Here's an example:

string_list = list(stripped_string)

string_list.pop(12)

result_string = ''.join(string_list)

After executing this code, the value of result_string will be the modified string with the item at index 12 removed.

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Answer:

144

Plzzzzz give me Brainliest!!!!!  

Answer:

Albert needs 32 cars to wash to reach his goal.

Step-by-step explanation:

We know that the slope-intercept form of a linear function is

\(y = mx+b\)

where m is the slope or rate of change and b is the y-intercept

It is stated that Albert needs $133 to buy a new hard drive.

As earns $4.75 for each car he washes. Thus, $4.75 the rate of change or slope will be.

As he spends $19 on supplies. Since it is an expense, so -19 is basically the y-intercept 'b'.

Let 'x' be the number of cars he needs to wash to reach his goal.

Thus, substituting the value m = 4.75, y = 133, and b=-19 in the slope-intercept form of a linear function

y = mx+b

133 = 4.75x - 19

133+19 = 4.75x

152 = 4.75x

x = 152 / 4.75

x = 32

Therefore, Albert needs 32 cars to wash to reach his goal.

Answer:

Plot a point at (0, -9) Then go up five units and to the right 3 units.That will give you the line you are looking for

Answer:

a) To determine the number of ways for a manager to select 14 active players from the roster, we can use the combination notation. Since the order does not matter when selecting the players, we use combinations.

The number of ways to select 14 players from a roster of 21 can be calculated as:

C(21, 14) = 21! / (14! * (21-14)!) = 116,280

Therefore, there are 116,280 ways for the manager to select 14 active players from the roster.

b) To calculate the number of ways a manager can select a 9-player batting lineup from the active roster on opening day, we again use the combination notation.

The number of ways to select 9 players from a roster of 14 (since only the active players are considered) can be calculated as:

C(14, 9) = 14! / (9! * (14-9)!) = 2002

Therefore, there are 2002 ways for the manager to select a 9-player batting lineup from the active roster on opening day.

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Therefore, the solution to the equation x + (1/5) x = 14 using the False Position method (Egyptian method) is approximately x ≈ 13.33.

To solve the equation x + (1/5) x = 14 using the Egyptian method, also known as the False Position method, we can follow these steps:

Start by assuming two initial values for x, let's say x₁ and x₂, such that x₁ is a smaller value and x₂ is a larger value. These initial values should be chosen such that the equation has opposite signs when evaluated at these points.

Evaluate the equation at x₁ and x₂, i.e., substitute x = x₁ and x = x₂ into the equation:

For x₁: x₁ + (1/5) x₁

= 14

For x₂: x₂ + (1/5) x₂

= 14

Calculate the value of x that satisfies the equation by using the formula:

x = x₂ - (f(x₂) * (x₂ - x₁)) / (f(x₂) - f(x₁))

Here, f(x) represents the equation, so f(x) = x + (1/5) x - 14.

Substitute the values of x₁, x₂, f(x₁), and f(x₂) into the formula from step 3 to find the value of x.

Let's solve the equation step by step:

Assuming x₁ = 10 and x₂ = 20:

f(x₁) = 10 + (1/5) * 10 - 14

= -1

f(x₂) = 20 + (1/5) * 20 - 14

= 2

Using the formula:

x = 20 - (2 * (20 - 10)) / (2 - (-1))

x = 20 - (2 * 10) / 3

x = 20 - 20/3

x = 20 - 6.67

x ≈ 13.33

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Answer:

18

Step-by-step explanation:

|-8| + 10 = 18

J = hours it takes Jill by herself

K = hours it takes Jack by himself

so hmm if we look at say 1 hr interval, we can say that in 1hr Jack, who can do the whole thing in 7 hours, has really done only 1/7 th of the whole work, likewise, we can also say that in the same hour, Jill has done only 1/J of the whole work, since working together it takes them 4 hours, then in that one hour they have done together only 1/4 of the whole work.

\(\underset{\textit{\LARGE whole work for 1 hr}}{\stackrel{\textit{Jack has done}}{\cfrac{1}{7}}~~ + ~~\stackrel{\textit{Jill has done}}{\cfrac{1}{J}}}~~ = ~~\stackrel{\textit{whole work done}}{\cfrac{1}{4}}\)

\(\stackrel{\textit{multiplying both sides by }\stackrel{LCD}{28J}}{28J\left(\cfrac{1}{7}~~ + ~~\cfrac{1}{J} \right)~~ = ~~28J\left( \cfrac{1}{4} \right)}\implies 4J~~ + ~~28~~ = ~~7J \\\\\\ 28=3J\implies \cfrac{28}{3}=J\implies 9\frac{1}{3}=J\impliedby \stackrel{\textit{9 hours and 20 minutes}}{560~minutes}\)

Answer:

136 = 9x+10 (alternate interior angles for parallel lines m and n)

9x = 126

x = 14

Step-by-step explanation:

Stop by my you tube channel "Sciency Sergei". You may suggest a topic to discuss or problem to solve.

Answer:

138°

Step-by-step explanation:

The angle of elevation and depression are supplementary, thus

angle of depression = 180° - 42° = 138°

Answer:

Angle of depression = 138 degrees

Step-by-step explanation:

Angle of elevation = 42 degrees

Angle of depression = ?

To find the angle of depression, We'll simply subtract the angle of elevation from 180 degrees because angle of elevation and angle of depression add up to 180 degrees.

So,

Angle of depression = 180-42

Angle of depression = 138 degrees

The value of y can be determined by solving the system of equations derived from the given information. The correct equation is y = 2.

Let's assign variables to the unknowns. Let x represent the value of x and y represent the value of y. We can form two equations based on the given information:

The sum of two times x and 3 times y is 5:

2x + 3y = 5

The difference of x and y is 5:

x - y = 5

To find the value of y, we can solve this system of equations. One way to do this is by elimination or substitution. Let's use substitution to solve the system.

From equation 2, we can express x in terms of y:

x = y + 5

Substituting this value of x into equation 1:

2(y + 5) + 3y = 5

2y + 10 + 3y = 5

5y + 10 = 5

5y = -5

y = -1

Therefore, the value of y is -1, which corresponds to option d: y = -1.

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To find g(-2), we'll substitute -2 for x in the equation g(x) = -4x² - 5x + 9. So,g(-2) = -4(-2)² - 5(-2) + 9g(-2). The value of g(-2) is -6.

To find g(-2), substitute -2 for x in the equation

g(x) = -4x² - 5x + 9 to get

g(-2) = -6 + 9g(-2)

We are given three functions as follows:

f(x) = (1/3)x - 5, g(x)

= -4x² - 5x + 9, and

h(x) = 1/(x - 8) + 3.

We are asked to find g(-2), which is the value of g(x) when x = -2.

Substituting -2 for x in the equation g(x) = -4x² - 5x + 9, we get

g(-2) = -4(-2)² - 5(-2) + 9.

This simplifies to g(-2) = -16 + 10 + 9 = -6.

Hence, g(-2) = -6.

The value of g(-2) is -6.

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Answer:

\(x = - 3 + - \sqrt{13} \)

Step-by-step explanation:

formula is x=-b+-sqrt b^2-4ac/2a

Answer:

Step-by-step explanation:

a lot of dancers go to Rio de Janeiro to attend the Carnival

The set of polynomials is not closed under division.

A set is said to be closed under an operation if the result of that operation on elements of the set is always an element of the set. For example, the set of natural numbers is closed under addition because the sum of two natural numbers is always a natural number.

In the case of polynomials, the set of polynomials is closed under addition, subtraction, and multiplication. This means that if you have two polynomials, you can add, subtract, or multiply them and the result will be another polynomial.

However, when it comes to division, the set of polynomials is not closed. When you divide two polynomials, the result is not always a polynomial. The result can be a polynomial plus some remainder. For example, dividing x^2 + 2x + 1 by x + 1 will give you x + 1 with a remainder of 1.

Therefore, the set of polynomials is not closed under division because the result of dividing two polynomials is not always a polynomial.

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Answer: what grade u in?

Step-by-step explanation:

We need to know the total earnings and total expenses for the day. Without this information, we cannot accurately determine Leo's profit. If you can provide additional details or the complete notebook entries, I would be happy to assist you in calculating the profit.

To determine Leo's profit for the first day, we need more information than what is provided in the question. The notebook shows the money earned and spent, but the given information stops at "10," without specifying whether it represents money earned or money spent. Additionally, we don't have any other earnings or expenses mentioned in the question.

To calculate the profit, we need to know the total earnings and total expenses for the day. Without this information, we cannot accurately determine Leo's profit. If you can provide additional details or the complete notebook entries, I would be happy to assist you in calculating the profit.

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the television station can show 10 45-second commercials per hour.

To convert hours into minutes, you simply multiply the number of hours by 60, since there are 60 minutes in an hour.

So, if you want to convert 3 hours into minutes, you would do:

3 hours x 60 minutes/hour = 180 minutes

Therefore, 3 hours is equivalent to 180 minutes.

There are 60 minutes in an hour, and 7 1/2 minutes is equal to 7.5 minutes.

So, the television station shows commercials for 7.5 minutes per hour.

We can convert 45 seconds to minutes by dividing it by 60:

45 seconds ÷ 60 = 0.75 minutes

To find out how many 45-second commercials the television station can show per hour, we can divide the total number of minutes of commercials by the length of each commercial:

7.5 minutes ÷ 0.75 minutes/commercial = 10 commercials

Therefore, the television station can show 10 45-second commercials per hour.

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Answer:

$39.20

Step-by-step explanation:

$49 * (1-.2) = $39.20

Answer:

50

Step-by-step explanation:

Perfect square: made by squaring a whole number (mulitplying a whole number by itself).

To find the nth perfect square, multiply n by itself, so n x n = n²

Therefore, the product of the first perfect square number & 7th perfect square:

1² + 7² = 1 x 1 + 7 x 7 = 1 + 49 = 50

Perfect squares are those numbers whose square roots are not irrational or rational rather than positive natural numbers.

So the formula is n^2

Sum=49+1=50

Answer:

Step-by-step explanation:

n - 4 < 5

n < 9

Answer:

the angles have a sum of 180°

around 67.046 meters. hope it helps :)

Answer:

Your answer is: X = 11

Your equation: 7x+30=90

If you subtract 7 from 90 you get 77.

If you divide 77 and 7 you get 11.

Step-by-step explanation:

Hope this helped : )

Lorraine can fill 8 jars with the tomatoes from the 2.5-gallon pot.

First, we need to convert the volume of the pot from gallons to quarts, since the jars are measured in quarts:

2.5 gallons = 2.5 * 4 quarts = 10 quarts

Next, we can divide the total volume of the pot in quarts by the volume of each jar in quarts to find the number of jars Lorraine can fill:

10 quarts / 1.25 quarts per jar = 8 jars

So Lorraine can fill 8 jars with the tomatoes from the 2.5-gallon pot.

Mensuration is a branch of mathematics that deals with the measurement of various geometric figures and objects, such as lengths, areas, and volumes. It is concerned with finding the size, shape, and measurement of geometric objects, such as points, lines, circles, polyggon, and solids.

Mensuration is used in various areas of mathematics, science, and engineering to solve problems involving measurements, such as finding the area of a rectangle, the volume of a cylinder, the circumference of a circle, or the surface area of a sphere.

Mensuration provides a set of mathematical formulas and methods for measuring geometric objects, and it requires knowledge of basic concepts such as perimeter, area, volume, and surface area. These concepts are used to find the size of objects and to compare different objects to one another based on their measurements.

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Answer:

50%

Step-by-step explanation:

35/70 is .5 as a fracion. multiple .5 by 100 to get your percentage.

Answer:

50%

Step-by-step explanation:

Step 1: 15 + 30 + 5 + 20 = 70

Step 2: 15 + 20 = 35

35/70

Step 3: 35 ÷ 70 = 0.5

Step 4: 0.5 x 100 = 50

50%

12,0$+3,0$=15,0$ its korrect now

If a pollster wishes to estimate the number of left-handed scientists. The sample that is needed in order to be 95% confident that the sample proportion will not differ from the true proportion by more than 4% is: 176.71.

Using this formula to find the sample

n =Z²π (1-π) ÷ e²

Where:

n =sample size =?

Z =  Z -score for 95% confidence level =1.960

π = Population proportion = 0.08

e = Margin of error = 0.04

Let plug in the formula

n = 1.96² × 0.08 × (1 - 0.08) ÷ 0.04²

n =  3.8416× 0.08 × 0.92 ÷ 0.0016

n = 176.71

Therefore the sample is 176.71.

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The approximate margin of error for the approval rating estimate would be 0.025, or 2.5%.

In the given scenario, a poll of 2,277 likely voters was conducted on the president's performance.

The question asks for the approximate margin of error that the approval rating estimate would have using the conservative method and a 90% confidence level.In order to calculate the margin of error, the formula is:

M = Zα/2 * √p(1-p)/n

where M is the margin of error, Zα/2 is the z-score corresponding to the given level of confidence, p is the proportion of likely voters who approve of the president, and n is the sample size.

The conservative method assumes that the proportion of voters who approve of the president is 0.5, which means that p = 0.5.

The z-score corresponding to a 90% confidence level is 1.645.

Plugging in these values, we get:

M = 1.645 * √(0.5)(1-0.5)/2277

M ≈ 0.025

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