Answer:
Hope this helps!!
Step-by-step explanation:
Select the correct answer.
What are the solutions to this equation?
3
2x-5
=x
Answer:
3(2x-5)=x multiply the bracket by 3
6x-15=x collect like terms (x)
-15=x-6x
-15=-5x then divide both side by -5
-15=-5x
-5 -5
3=x or x=3
Step-by-step explanation:
Evaluate the expression when x = 4.
6(x + 8)
Answer:
6x+48
Step-by-step explanation:
6(x+8)
=(6)(x+8)
=(6)(x)+(6)(8)
=6x+48
Answer:
72
Step-by-step explanation:
6(4+8)
6(12)
the answer is 72
Properties of Triangles HELP
Answer:
x = 14
m<D = 57
Step-by-step explanation:
All triangle interior angles add up to 180.
<D and <E are congruent because of the congruent legs which makes them congruent angles:
4x + 1 + 4x + 1 + 5x - 4 = 180
13x - 2 = 180
13x = 180 + 2
13x = 182
x = 14
m<D:
4x + 1
4(14) + 1
56 + 1
57
given that set A={1,2,3,4,5}and set B={2,4,6,8} AnB'
Step-by-step explanation:
First u hv to understand what is asked. Here, u have to find the intersecting numbers from the set A and not included in set B. Thus, u know except foe 2,4,6,8, othher numbers are not in set B. Set A is included 1,2,3,4,5. In this way u can simply find AnB' as AnB'={1,3,5}
The Gross revenue is $495,958.02. AR is 14% of the Gross RevenueWhat amount is tied up in AR?
The amount tied up in AR is $69434.12
Explanation:The Gross Revenue, GR = $495,958.02
From the question:
The Annual Revenue, AR = 14% of GR
AR = (14/100) x $495,958.02
AR = 0.14 x $495,958.02
AR = $69434.12
The amount tied up in AR is $69434.12
Suppose the lengths of human pregnancies are normally distributed with u 266 days and o 16 days. Complete parts (o) and (b) below (e) The figure to the right represents the normal curve with p 266 days and a 16 days. The area to the right of X- 285 is 0.1175. Provide two interpretations of this area. Provide one interpretation of the area. Select the correct choice below and fillin the answer boxes to complete your choice Type integers or decimals. Do not round) proportion of human pregnancies that last more than days is O B. The proportion of human pregnancies that last less than days is
The area to the right is 0.1175
The proportion of human pregnancies that last more than 285 days is 0.1175
Calculating the area to the rightFrom the question, we have the following parameters that can be used in our computation:
Mean = 266
Standard deviation = 16
So, the z-score is
z = (x - mean)/SD
To the right of 285 days, we have
z = (285 - 266)/16
z = 1.1875
So, the area is
Area = P(z > 1.1875)
Using the table of z scores, we have
Area = 0.1175
Interpreting the areaIn (a), we have
Area = 0.1175
This means that
The proportion of human pregnancies that last more than 285 days is 0.1175
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What is the value of 8
64 is A value of 8 but 8 is just 8
Step-by-step explanation:
please answer the question below
Answer:
8 mm
Step-by-step explanation:
Help me with this please!!
Answer:
A=2/6 B=5/6
Step-by-step explanation:
I really hope this helps! (i love math!)
A ladder reaches from the top of a 120 meter tower to the ground. The ladder makes a 63 degree angle with the
ground. Find the length of the ladder
Answer:
135 m
Step-by-step explanation:
Draw a diagram, set your calculator to degrees and solve.
find the volume of a pyramid with a square base, where the area of the base is 4.6 cm 2 4.6 cm 2 and the height of the pyramid is 2.3 cm 2.3 cm. round your answer to the nearest tenth of a cubic centimeter.
The volume of pyramid is 3.5 cm³.
To find the volume of a pyramid with a square base, where the area of the base is 4.6 cm² and the height of the pyramid is 2.3 cm, we can use the following formula:
V = (1/3)B*h
Where V is the volume of the pyramid, B is the area of the base, and h is the height of the pyramid. Substitute the given values into the formula and solve:
V = (1/3)(4.6)(2.3)V = 3.53 cm³
Rounding to the nearest tenth of a cubic centimeter, the volume of the pyramid is 3.5 cm³. Therefore, the volume of pyramid is 3.5 cm³.
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PLEASE I NEED THIS QUICK!!!!!
Susan wants to make pumpkin bread and zucchini bread for the school bake sale. She has 15 eggs and 16 cups of flour in her pantry. Her recipe for one loaf of pumpkin bread uses 2 eggs and 3 cups of flour. Her recipe for one loaf of zucchini bread uses 3 eggs and 4 cups of flour. She plans to sell pumpkin bread loaves for $5 each and zucchini bread loaves for $4 each. Susan wants to maximize the money raised at the bake sale. Let x represent the number of loaves of pumpkin bread and y represent the number of loaves of zucchini bread Susan bakes.
What is the objective function for the problem?
P = 15x + 16y
P = 5x + 7y
P = 5x + 4y
P = 4x + 5y
4
What is the Z-score of an individual who pays $150 per night at a hotel when the
average price is $120 and the standard deviation is $5?
A 6
B 1/6
0.6
D) 30
Answer:
A
Step-by-step explanation:
150 bucks -120 for 30 then divide 5 is 6
he people she works with, she would really like to be a literary agent. She would like to go on her own in about 6 years and figures she'll need about $70,000 in capital to do soi ilven that she thinks she can make about 7 percent on her money, use Worksheet 11.1 to answer the following questions. a. How much would Ashley have to invest today, in one fump sum, to end up with $70,000 in 6 years? Round the answer to the nearest cent. 3 b. If she's starting from scratch, how much would she have to put away annually to accumulate the needed capital in 6 years? Round the answer to the nearest cent. 5 6. How about It she already has $20,000 socked away; how much would she have to put away annually to accumulate the required capitat in 6 years? Round the answer to the nearest cent. 3 d. Given that Ashley has an idea of how much she needs to save, briefly explain how she could use an inveatment plan to heip reach her objective.
a. Ashley would need to invest approximately $49,302.55 in one lump sum today. b. Ashley would need to put away approximately $9,167.42 annually to accumulate the required capital in 6 years. c. Ashley already has $20,000 saved, she would need to put away approximately $6,111.57 annually to accumulate the required capital in 6 years.
a. To determine how much Ashley would need to invest today, in one lump sum, to end up with $70,000 in 6 years, we can use the future value formula:
Future Value (FV) = Present Value (PV) * (1 + interest rate)^time
In this case, FV = $70,000, interest rate = 7% (0.07), and time = 6 years. Plugging in these values into the formula, we can solve for PV:
$70,000 = PV * \((1 + 0.07)^6\)
PV = $70,000 /\((1.07)^6\)
PV ≈ $49,302.55
Therefore, Ashley would need to invest approximately $49,302.55 in one lump sum today.
b. If Ashley is starting from scratch, we need to calculate how much she would have to put away annually to accumulate the needed capital in 6 years. This can be calculated using the present value of an ordinary annuity formula:
PV = Annual Payment * [(1 - (1 + interest rate)^(-time)) / interest rate]
In this case, PV = $70,000, interest rate = 7% (0.07), and time = 6 years. Plugging in these values, we can solve for the annual payment:
$70,000 = Annual Payment *\([(1 - (1 + 0.07)^(-6)) / 0.07]\)
Annual Payment ≈ $9,167.42
Therefore, Ashley would need to put away approximately $9,167.42 annually to accumulate the required capital in 6 years.
c. If Ashley already has $20,000 saved, we can subtract this amount from the required capital and calculate the annual payment for the remaining amount:
Remaining Amount = Required Capital - Initial Savings
Remaining Amount = $70,000 - $20,000 = $50,000
Using the same formula as in part b, we can calculate the annual payment:
$50,000 = Annual Payment\(* [(1 - (1 + 0.07)^(-6)) / 0.07]\)
Annual Payment ≈ $6,111.57
Therefore, if Ashley already has $20,000 saved, she would need to put away approximately $6,111.57 annually to accumulate the required capital in 6 years.
d. Ashley can use an investment plan to help reach her objective by following these steps:
- Set a specific financial goal, such as accumulating $70,000 in 6 years.
- Determine the required investment amount, whether it's a lump sum or an annual payment.
- Consider her risk tolerance and investment options. Since she estimates a 7% return, she can explore various investment vehicles like stocks, bonds, mutual funds, or other investment instruments.
- Develop an investment plan that aligns with her financial goals and risk tolerance. This plan may involve diversifying her investments, considering different time horizons, and regularly monitoring her progress.
- Continuously track the performance of her investments and make adjustments if needed.
- Stay disciplined and committed to her investment plan, making regular contributions or adjusting investments as necessary to reach her desired capital.
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PLS ANSWER THE QUESTION IS THE PICTURE THANKSS
The expression that equals the fraction is option B: \(\frac{s^7}{7r^4}\)
What is the Division of Expression?Algebraic expression division is referred to as the opposite operation of algebraic expression multiplication. Similar to how we divide numbers, we cancel the common terms when dividing algebraic formulas.
To solve this problem, we have to divide the expressions by one another. However, only we can only separate each and divide those with like terms. This can easily be done using division law of indices.
In the given expression
= \(\frac{6rs^9}{42r^5s^2}\) (divide through the numerator and denominator)
= \(\frac{s^7}{7r^4}\)
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what are the minimum and maximum temperatures in the house ?
Answer:
I mean, I think it varies by house and by location but a general range would be:
Min: 64 *F
Max: 74 *F
Shelly and Terrence completed a different number of tasks in a game. Shelly earned 90 points on each task. Terrence's total points were 20 less than Shelly's total. The expression below shows Terrence's total points in the game:
90x − 20
What does the factor x of the first term of the expression represent? (2 points)
Group of answer choices
The total number of tasks Terrence completed
The total number of tasks Shelly completed
The sum of Shelly's and Terrence's total points
The difference between Shelly's and Terrence's total points
The total number of tasks Terrence completed. By substituting the value of 'x' with the number of tasks Terrence completed
The factor 'x' in the expression '90x - 20' represents the total number of tasks that Terrence completed in the game.
To understand why, let's break down the given information. It states that Shelly and Terrence completed a different number of tasks. Shelly earned 90 points on each task, so the total number of tasks she completed is not represented by 'x'.
On the other hand, Terrence's total points were 20 less than Shelly's total. This means that Terrence's total points can be calculated by subtracting 20 from Shelly's total points. Since Shelly earned 90 points on each task, her total points would be 90 multiplied by the number of tasks she completed.
So, the expression '90x - 20' represents Terrence's total points in the game, where 'x' represents the total number of tasks that Terrence completed. By substituting the value of 'x' with the number of tasks Terrence completed, we can calculate his total points.
Therefore, the correct answer is: The total number of tasks Terrence completed.
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Which of these expressions is equivalent to:
3x^3 y^5 + 3x^5 y^ 3 − (4x^5 y^3 − 3x^3 y^5)
The equivalent expression is: \(-x^5 y^3 + 6x^3 y^5\).
Let's simplify the given expression step by step using the given terms:
Expression:
\(3x^3 y^5 + 3x^5 y^3 - (4x^5 y^3 − 3x^3 y^5)\)
Distribute the negative sign outside the parentheses to the terms inside:
\(3x^3 y^5 + 3x^5 y^3 - 4x^5 y^3 + 3x^3 y^5\)
Combine like terms, which are terms that have the same variables raised to the same power:
\((3x^3 y^5 + 3x^3 y^5) + (3x^5 y^3 - 4x^5 y^3)\)
Add or subtract the coefficients of the like terms:
\(6x^3 y^5 - x^5 y^3\)
So, the simplified expression is:
\(6x^3 y^5 - x^5 y^3\)
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a) Using a 2-year moving average, the forecast for year 6= miles (round your response to the nearest whole number). b) If a 2-year moving average is used to make the forecast, the MAD based on this = miles (round your response to one decimal place). (Hint: You will have only 3 years of matched data.) c) The forecast for year 6 using a weighted 2-year moving average with weights of 0.40 and 0.60 (the weight of 0.60 is for the most recent period) =3,740 miles (round your response to the nearest whole number). The MAD for the forecast developed using a weighted 2-year moving average with weights of 0.40 and 0.60= miles (round your response to one decimal place). (Hint: You will have only 3 years of matched data.) d) Using exponential smoothing with α=0.20 and the forecast for year 1 being 3,100 , the forecast for year 6=3,468 miles (round your response to the nearest whole number).
a) The forecast is approximately miles. b) the Mean Absolute Deviation (MAD) based on the forecast is approximately miles. c) The forecast for year 6 is approximately miles. d) the last forecast is 3,468 miles.
a) To calculate the forecast for year 6 using a 2-year moving average, we take the average of the mileage for years 5 and 4. This provides us with the forecasted value for year 6.
b) The Mean Absolute Deviation (MAD) for the 2-year moving average forecast is calculated by taking the absolute difference between the actual mileage for year 6 and the forecasted value and then finding the average of these differences.
c) When using a weighted 2-year moving average, we assign weights to the most recent and previous periods. The forecast for year 6 is calculated by multiplying the mileage for year 5 by 0.40 and the mileage for year 4 by 0.60, and summing these weighted values.
The MAD for the weighted 2-year moving average forecast is calculated in the same way as in part b, by taking the absolute difference between the actual mileage for year 6 and the weighted forecasted value and finding the average of these differences.
d) Exponential smoothing involves assigning a weight (α) to the most recent forecasted value and adjusting it with the previous actual value. The forecast for year 6 is calculated by adding α times the difference between the actual mileage for year 5 and the previous forecasted value, to the previous forecasted value.
In this case, with α=0.20 and a forecast of 3,100 miles for year 1, we perform this exponential smoothing calculation iteratively for each year until we reach year 6, resulting in the forecasted value of approximately 3,468 miles.
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A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n=1032 and x=557 who said "yes". Use a 99% confidence level.
A) Find the best point estimate of the population P.
B) Identify the value of margin of error E. ________ (Round to four decimal places as needed)
C) Construct a confidence interval. ___ < p <.
A) The best point estimate of the population P is 0.5399
B) The value of margin of error E.≈ 0.0267 (Round to four decimal places as needed)
C) A confidence interval is 0.5132 < p < 0.5666
A) The best point estimate of the population proportion (P) is calculated by dividing the number of respondents who said "yes" (x) by the total number of respondents (n).
In this case,
P = x/n = 557/1032 = 0.5399 (rounded to four decimal places).
B) The margin of error (E) is calculated using the formula: E = z * sqrt(P*(1-P)/n), where z represents the z-score associated with the desired confidence level. For a 99% confidence level, the z-score is approximately 2.576.
Plugging in the values,
E = 2.576 * sqrt(0.5399*(1-0.5399)/1032)
≈ 0.0267 (rounded to four decimal places).
C) To construct a confidence interval, we add and subtract the margin of error (E) from the point estimate (P). Thus, the 99% confidence interval is approximately 0.5399 - 0.0267 < p < 0.5399 + 0.0267. Simplifying, the confidence interval is 0.5132 < p < 0.5666 (rounded to four decimal places).
In summary, the best point estimate of the population proportion is 0.5399, the margin of error is approximately 0.0267, and the 99% confidence interval is 0.5132 < p < 0.5666.
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Form an ordored artay, given the following data from a sample of n=7 inidlerm exam scores in accounting. 93747585276573 The ordered array is (Use a cornhia to soparate answors as needed.)
To form an ordered array, given the following data from a sample of n=7 individual exam scores in accounting as 93747585276573, we need to sort the numbers in ascending or descending order.
Here are the steps to form the ordered array Write down the given numbers in any order 93747585276573 Start from the left-most number, compare it with the number on its right. If the left number is greater than the right, swap them.93747585276573 (no swap) .
Move to the next number on the right. Repeat Step 2 until we reach the end of the array93747585276573 (no swap)93747585276573 (no swap)93747585276573 (no swap)93747585276573 (no swap)93747585276573 (no swap)93747585276573 (no swap)Step 4: The array is now sorted in ascending order: 2, 5, 5, 7, 7, 8, 9 Therefore, the ordered array is 2, 5, 5, 7, 7, 8, 9.
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Choose the best estimate for the mass of an apple. A. 25 g B. 250 g C. 1,000 g D. 2,000 g
As you may know, an apple is a small fruit we eat. There are many different kinds of apples. The average weight of an apple is about 100g.
The closest option we are given is A. I would assume a small apple.
Best of Luck!
Answer is 250
if im wrong, my deepest apologizes.
help need help i give 26 pointes
According to the given line, the points are L and M and the segment is LM.
Lines:
The line is defined as the one-dimensional figure, which has length but no width. It is made of a set of points which is extended in opposite directions infinitely.
Given,
Here we have the diagram.
Through the given diagram we have to identify the points and segments from it.
We know that, the points refers the is a dimensionless shape, since it represents a dot only, whereas a line is a one-dimensional shape.
Based on this definition , we have two points that L and M in the given diagram.
Next one we have to identify from the graph is segment,
Segment means the part of the line that connects two points.
So, LM is the segment of the line.
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Four students are painting a wall mural for their school.Each student paints 5/7 square yard of wall space.What is the total area of the wall mural that is being painted
A. 20/28
B. 2 6/7
C. 4 5/7
D. 5 3/5
(NEED IT PLEASE)
A phone company has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 410 minutes, the monthly cost will be $71.50. If the customer uses 720 minutes, the monthly cost will be $118. Find a linear equation for the monthly cost of the cell plan as a function of x, the number of monthly minutes used.
Answer:
Linear equation for the monthly cost of the cell plan is \(10+0.15x\)
Step-by-step explanation:
Let u denotes a flat monthly fee and v denotes amount charged per minute.
As the monthly cost is $71.50 if a customer uses 410 minutes,
\(71.50=u+410v\) (i)
As the monthly cost is $118 if a customer uses 720 minutes,
\(118=u+720v\) (ii)
Subtract (i) from (ii)
\(118-71.50=u+720v-u-410v\\46.5=310v\\v=\frac{46.5}{310}\\ v=0.15\)
Put \(v=0.15\) in (i)
\(71.50=u+410(0.15)\\71.50=u+61.5\\u=71.50-61.5\\u=10\)
As x denotes the number of monthly minutes used,
linear equation for the monthly cost of the cell plan is \(10+0.15x\)
PLS ANSWER PLS PLS PLS
The Sharps purchased a new sectional. The cost
was $1,784. They also had to pay 7.25% sales
tax. What was the total amount paid?
Answer:
I think its $1,913.34
Step-by-step explanation:
7.25 + 100 = 107.25 divided by 100 = 1.0725 x 1784 = 1913.34
Andrea plots (−5,−π2) on the polar plane. How does she proceed? Drag a phrase to each box to correctly complete the statements. Andrea first determines which line the angle of rotation places the point on ________ This line tells Andrea that the point must lie on the if r is positive or ________ if r is negative. The radius of 5 tells Andrea that the point lies on the fifth circle of the polar plane. The value of r is negative. Therefore, the point will lie on the ________
options:
positive x axis
negative x axis
positive y axis
negative y axis
Andrea first determines which line the angle of rotation places the point on, and this line tells her that the point must lie on the positive x-axis if r is positive or the negative x-axis if r is negative. The radius of 5 tells Andrea that the point lies on the fifth circle of the polar plane, and since the value of r is negative, the point will lie on the negative y-axis.
When plotting a point in the polar plane, the coordinates are given in the form (r, θ), where r represents the distance from the origin (also known as the radius) and θ represents the angle of rotation from the positive x-axis.
In this case, Andrea is given the point (-5, -π/2). The negative sign in front of the radius indicates that the point lies in the opposite direction of the positive x-axis. Since the angle of rotation is -π/2, Andrea knows that the point is rotated 90 degrees counterclockwise from the positive x-axis.
Therefore, Andrea determines that the angle of rotation places the point on the negative y-axis. If the radius were positive, the point would lie on the positive x-axis, and if the radius were negative, the point would lie on the negative x-axis.
The radius of 5 tells Andrea that the point lies on the fifth circle of the polar plane, which is a circle with a radius of 5 units centered at the origin.
In summary, Andrea first determines the line on which the angle of rotation places the point, which indicates whether the point lies on the positive or negative x-axis. The radius value of 5 tells her that the point lies on the fifth circle of the polar plane. Lastly, since the value of r is negative, the point will lie on the negative y-axis.
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Sienna has 5 3/4 pounds of grapes. She eats 1/8 pound and gives 2 1/2 pounds to her brother.
How many pounds of grapes does Sienna have left?
Answer:
3 1/8 lbs left
Step-by-step explanation:
\(5\frac{3}{4} -\frac{1}{8} -2\frac{1}{2}\)
\(\frac{23}{4} -\frac{1}{8} -\frac{5}{2}\)
\(\frac{46}{8} -\frac{1}{8} -\frac{20}{8}\)
\(\frac{46-1-20}{8}\)
\(\frac{25}{8}\) lbs
Solving simple quadratic equations.
Answer:
x=5
Step-by-step explanation:
the square root of 25 is 5 and 5*5=25 so the answer is 5
Answer:
1.) \(x=4,-4\)
2.) \(x=5,-5\)
Step-by-step explanation:
Remember to use square roots..
What would this question be?
Answer (by problem steps on your screen):
x + y = 9
x - y = 5
x = 2
y = 7
Step-by-step explanation:
X is not known, condition of first equation is x + y = 9 and second be x - y = 5. Both together is x = 2 and y = 7
Hope this helps you! (no seriously, I hope it does)
Answer:
X + Y = 9
X - Y = -5
Step-by-step explanation:
X + Y = 9
X - Y = -5
To solve these equations add these
X + Y + X - Y = 9-5
2X = 4
X =2
Now substitute X = 2 in any of those top equations.
\(x + y = 9 \\ 2 + y = 9 \\ y = 9 - 2 \\ y = 7\)