Answer:
76x2 = 152
280 - 152 = 128
128 ÷ 2 = 64
Answer:
the width is 64cm
Step-by-step explanation:
a rectangle has 4 sides, each set of opposite sides are congruent, perimeter is the distance around an object, so we need to add up all 4 sides and it should equal 280cm, we know one side is 76, so our equation should look as follows:
76 + x + 76 + x = 280
2x + 152 = 280
2x = 128
x=64
you can check the answer but substituting 64 for x and seeing if it comes out to 280
76+64+76+64=280
280=280
Choose as many answers as apply.
According to the lesson, things you can do to help you decide on a bank include:
compare interest rates
determine which bank has the most attractive buildings
ask friends where they bank
visit two or three branch office
Some things you can do to help you decide on a bank include:
Ask friends where they bankVisit two or three branch officesCompare interest ratesWhy are these important?When trying to locate a bank that offers competitive returns on savings and favorable borrowing costs, consider comparing interest rates.
To gather additional information about certain banks, why not solicit feedback from acquaintances? People who have personal experience with a particular bank can provide valuable insights into their satisfaction levels with regards to customer service, for example.
Finally, taking the time to visit branch offices can offer valuable clues regarding convenience level and overall atmosphere.
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(Giving brainliest if u help!!)
Solve 9,168 ÷ 24 using standard algorithm
(Pls draw it out)
Answer:
382
Step-by-step explanation:
Simplify: ( 3x + 4xy + 6y ) + ( 4y - 2x + 3xy )
Answer:
x + 7xy + 10y
Step-by-step explanation:
Remove parenthesis:
3x + 4xy + 6y + 4y - 2x + 3xy
Group like terms:
3x + 4xy + 6y + 4y - 2x + 3xy
x + 4xy + 6y + 4y + 3xy
x + 7xy + 6y + 4y
x + 7xy + 10y
hope this helps!
A(n) ____ of a polyhedron is the intersection of the _____ of the polyhedron
An Edge of a polyhedron is the intersection of the Vertex of the polyhedron.
What is a polyhedron?A polyhedron can be described as the 3-dimensional solid that is been formed through the combination of more than one polygons and they usually have different faces which is been used in knowing them as well as their classification.
It should be noted that this polyhedrons can be categorized based on the number of faces that can be found on them, however in this case we can conclude that the Vertex serves as the point of intersection that the edges of polyhedron has.
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Answer:
edge, vertex
Step-by-step explanation:
Solve -3e - 10 less than or equal to -4
Answer:
e<18
Step-by-step explanation:
Use the number line to show
2/3 divide 1/12
What is the quotient
Answer:
8
Step-by-step explanation:
There is no number line given, so I will use the "keep change flip" method.
\(\frac{2}{3}\div\frac{1}{2}\\\rule{150}{0.5}\\ \frac{2}{3}\cdot\frac{12}{1}\\\\\frac{2\cdot12}{3\cdot1}\\\\\frac{24}{3}\\\\\boxed{8}\)
Hope this helps.
A fire department's response time measures the time from when the alarm is sounded at the firehouse to the time the first fire engine leaves the station. The histograms below display the response times for fire departments in two small towns: Hilltown and Crestview.
Which of the following correctly compares the variability in response times for the two towns?
-Hilltown and Crestview show similar variability in their response times.
-The variability in Hilltown‘s response times is less than that of Crestview.
-The median response time in Crestview is greater than that of Hilltown.
-The variability in Hilltown‘s response times is greater than that of Crestview.
Answer:
B. The variability in Hilltown's response times is less than that of Crestview.
Step-by-step explanation:
This one makes most sense of all.
Tell me if I'm wrong :)
The interval that contains the median response time is; 50 - 60 seconds
What is the median of the histogram?The median of a histogram is defined as the middle element of the histogram.
Here, we have,
Now, in this histogram given, we see that the y-axis is for the relative frequency, while the x-axis is the Response time (in seconds).
Observing this histogram closely, it is clear that the response times are all symmetrical around the interval 50 - 60 seconds as it is also the middle element of the histogram.
Thus, we can conclude that the interval that contains the median response time is; 50 - 60 seconds
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Subtract 4 from 1/6 of 42 5th grade
Answer:
3
Step-by-step explanation:
subtract 4 from 1/6 of 42. In middle school my traxhers always told me that of menas multiply, and in this situation it still holds. 1/6 x 42 is 42/6 or 42 divided by 6 which is 7. So now that makes this simpler, its saying subtract 4 from 7, so 7-4 =3
Which of the following is a disadvantage of decentralization?
Question content area bottom
Part 1
A.
It allows only the top management to make decisions.
B.
It does not motivate employees because the decision-making powers are not delegated.
C.
It results in problems with achieving goal congruence.
D.
It results in increased customer response time.
Decentralization is a management approach that involves the delegation and assignment of decision-making rights from top levels of management to lower levels of management. Option A
It is an effective way to empower employees and to improve decision-making processes within an organization. The benefits of decentralization include the following:
It empowers more employees at lower levels of management: Decentralization allows employees to take ownership of their work, to be more accountable, and to make decisions that are in the best interest of the organization. This, in turn, leads to improved job satisfaction, employee engagement, and better overall performance.
It allows for better and more timely decision-making: Decentralization ensures that decisions are made closer to where the work is being done. This leads to faster decision-making, improved responsiveness to changes in the market, and better coordination between different departments and teams.
It trains future managers: Decentralization provides employees with the opportunity to gain valuable management experience, which can help prepare them for future leadership roles within the organization.
However, one benefit of decentralization that is not accurate is that it forces top levels of management to focus on individual units. In fact, decentralization can free up top management to focus on the big picture and long-term strategy, rather than getting bogged down in day-to-day operations.
In conclusion, decentralization is a useful management approach that can help organizations improve decision-making, empower employees, and train future managers.
By delegating decision-making rights to lower levels of management, organizations can improve overall performance and become more adaptable to changes in the market.
So Option A is correct.
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complete question:
The benefits of decentralization i.e. delegation and assignment of decision rights include all of the following except:
a it forces top levels of management to focus on individual units
b it empowers more employees at lower levels of management
c it allows for better and more timely decision making
d it trains future managers
Identify the kind of sample that is described. A researcher asked a simple random sample of home-schooled children, a simple random sample of children who attend private school, and a simple random sample of children who attend public school their opinion on the new town curfew.
Answer:
stratified sample
Step-by-step explanation:
The kind of sample that is being described is known as a stratified sample. This would be the type of sample because the researchers are dividing the entire student population that exists into various different categories or groups. The groups that have been created are home-schooled students, private school students, and public school students. All of the students are still part of the student population and therefore represent their groups.
Identify the number line that correctly displays the solution x ≥ 3.
The correct number line that displays the solution `x ≥ 3` would be:
<------|------|------|------|------|------|------|------|------|------|------|------|------|------|------|------|------|------|------|------|------>
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10
●------------------------------------------------>
The solution `x ≥ 3` is an inequality that means x is greater than or equal to 3. To graph this inequality on the number line, we mark the point representing the value 3 with a closed circle on the number line and draw an arrow pointing to the right to indicate that all values greater than or equal to 3 satisfy the inequality.
The closed circle at 3 indicates that 3 is included in the solution set, and the arrow to the right indicates that all values greater than 3 also satisfy the inequality. Therefore, any value of x that is equal to or greater than 3 would be considered a solution to the inequality `x ≥ 3`.
It is important to note that if the inequality was `x > 3` (without the equal sign), the closed circle at 3 would be changed to an open circle, indicating that 3 is not included in the solution set, and only values greater than 3 would be considered solutions. In conclusion, the number line provided above correctly displays the solution `x ≥ 3`.
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a =10
a/4 + 1/3
How do I figure out this answer?
Answer:
1 6/11
Step-by-step explanation:
10/4 + 1/3. 30/12 + 4/12 =34/22 = 17/11 = 1 6/11. 10/4 ×3/3 =30/12. 1/4 × 4/4 =4/12. 34/22 ÷2/2 = 17/11 = 1 6/11
PLEASE HELP ASAP! Which of the following statements is true ?
x > z
x < z
x = z
Answer:
x < z is true
Answer:
x<z is true
Step-by-step explanation:
what would the class size be if 30 people represent 40% of the class?
Answer:
110 students
Step-by-step explanation:
%40 Divide 30
30 divided by %40 is 0.75
SO there is 60% left
%60 divided by 0.75
That is 80
80 + 30 =
110
Check for extraneous solutions when plugging -7 into x-5=2(x+1).
Check for extraneous solutions when plugging 1 into x-5=-2(x+1)
Please hurry
There are no extraneous solutions when plugging -7 into x-5=2(x+1).
So extraneous solutions means the solutions that you get by solving an equation, but after you try plugging it back into your original equation, the solution does not work.
Now we have our solutions of x=7, and we just need to check whether it is extraneous or not. We can do this by taking x=1 and plugging it back into your original equation x - 5 = 2(x + 1)
x - 5 = 2(x + 1)
-7 - 5 = 2(-7 + 1)
-12 = -14 + 2
-14 + 14
0 = 0
We end up getting that 0 = 0 which is correct,
Thus, there are no extraneous solutions.when plugging -7 into x-5=2(x+1).
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Inequalities - Introduction
Answer:
n = 19
Step-by-step explanation:
2n > 36 ( divide both sides by 2 )
n > 18
and
5n < 100 ( divide both sides by 5 )
n < 20
so n > 18 and n < 20
thus n = 19
PLEASE HELP WILL MARK BRAINLIEST!
1) when a certain polynomial is divided by x+3, the quotient is x^2-3x+5 and the remainder is 6. what is the polynomial?
2) when a certain polynomial is divided by x-2, the quotient is x^2+4x-7 and the remainder is -4. what is the polynomial?
The darkness of the print is measured quantitatively using an index. If the index is greater than or
equal to 2.0 then the darkness is acceptable. Anything less than 2.0 means the print is too light and
not acceptable. Assume that the machines print at an average darkness of 2.2 with a standard
deviation of 0.20.
(a) What percentage of printing jobs will be acceptable? (4)
(b) If the mean cannot be adjusted, but the standard deviation can, what must be the new standard
deviation such that a minimum of 95% of jobs will be acceptable?
84.13% of the printing jobs will be acceptable.
The new standard deviation required to achieve a minimum of 95% of jobs acceptable is 0.121.
The darkness of the print is measured quantitatively using an index. If the index is greater than or equal to 2.0 then the darkness is acceptable. Anything less than 2.0 means the print is too light and not acceptable. The machines print at an average darkness of 2.2 with a standard deviation of 0.20.
The mean of the darkness of the print is µ = 2.2 and the standard deviation is σ = 0.20.Therefore, the z-score can be calculated as; `z = (x - µ) / σ`.The index required for acceptable prints is 2.0. Thus, the percentage of prints that are acceptable can be calculated as follows;P(X ≥ 2.0) = P((X - µ)/σ ≥ (2.0 - 2.2) / 0.20)P(Z ≥ -1) = 1 - P(Z < -1)Using the standard normal table, P(Z < -1) = 0.1587P(Z ≥ -1) = 1 - 0.1587= 0.8413.
To find the new standard deviation, we can use the z-score formula.z = (x - µ) / σz = (2.0 - 2.2) / σz = -1Therefore, P(X ≥ 2.0) = 0.95P(Z ≥ -1) = 0.95P(Z < -1) = 0.05Using the standard normal table, the z-score value of -1.645 corresponds to a cumulative probability of 0.05. Hence,z = (2.0 - 2.2) / σ = -1.645σ = (2.0 - 2.2) / -1.645= 0.121.
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Lacy cuts 3 feet of ribbon into 4 equal pieces to make hair bows. How many feet of ribbon does lacy use for each hair bow?
Answer:
She only used 9 inches for each ribbon i think.
Step-by-step explanation:
The solution is 0.75 feet
The length of each hair bow of Lucy is given by the equation A = 0.75 feet
What is an Equation?Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
Given data ,
Let the equation be represented as A
Now , the value of A is
The total length of the ribbon = 3 feet
The number of pieces = 4 pieces
So , the length of each 4 pieces A = total length of the ribbon / number of pieces
Substituting the values in the equation , we get
The length of each 4 pieces A = 3/4
On simplifying the equation , we get
The length of each 4 pieces A = 0.75 feet
Therefore , the value of A is 0.75 feet
Hence , the equation is A = 0.75 feet
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How many solutions does this system of equations have y = -1/3x + 7. y = -2x^3 + 5x^2 + x - 2
The system of equations has one solution.
How many solutions does this system has?To check this, we can graph the two equations of the system:
y = (-1/3)x + 7
y = -2x³ + 5x² + x - 2
On the same coordinate axis, and check how many times do the graphs intercept.
The graph can be seen in the image at the end, there you can see that there is only one intecept point. Thus, the system of equations has only one solution.
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1. Find these products.
a. (-5) x (-2) =
b. 5(-9) =
c. (-4) (+8)=
e. (-32)(+10) =
g. (-3) (-2) x(+4) =
i. (-4)(-6)(-2)(-10) =
k. (-6)(-6)=
d. (-4).(-12)
f. (+12) X (-11) =
h. (7) X(-9) X (-2) =
j. (-6)(-9)(+4) =
1. (8).(-7).(-3) =
Answer:
a. 10
b. -45
c. -32
e. -320
g. 24
i. 480
k. 36
d. 48
f. -132
h. 126
j. 216
1. 168
Step-by-step explanation:
a. 5×2=10
b. -(5×9)= -45
c. -(4×8)= -32
e. -(32×10)= -320
g. 3×2×4=6×4=24
i. 4×6×2×10= 240×2= 480
k. 6×6=36
d. 4×12=48
f. -(12×11)= -132
h. 7×9×2=126
j. 6×9×4
1. 8×7×3
A plot of land has been surveyed for a new housing If the measure of angle BCD is 67.4°, the measure of development with borders AB, BC, DC, and DA. The plot angle ABC is of land is a right trapezoid with a height of 60 feet and an If the length of base AB is 80 feet, the length of DC is opposite leg length of 65 feet.
if the measure of the angle BCF is 67.4, the measure of angle ABC is _____°
if the length of base AB is 80 feet the length of DC is _____ feet.
Answer:
If the measure of the angle BCF is 67.4, the measure of angle ABC is 112.6°
If the length of base AB is 80 feet the length of DC is 105 feet.
Step-by-step explanation:
got it right on edg.
If the measure of the angle BCF is 67.4, the measure of angle ABC is 112.6°. If the length of base AB is 80 feet the length of DC is 105 feet.
What is a quadrilateral?Any closed figure made by 4 line segments joined end to end in series is called a quadrilateral.
That quadrilateral in which opposite sides are parallel is called a parallelogram.
Thus, a parallelogram is always a quadrilateral but a quadrilateral can or cannot be a parallelogram.
A plot of land has been surveyed for a new housing If the measure of angle BCD is 67.4°, the measure of development with borders AB, BC, DC, and DA.
The plot angle ABC is of land is a right trapezoid with a height of 60 feet and an If the length of base AB is 80 feet, the length of DC is opposite leg length of 65 feet.
Right trapezoid means two angles are of 90 degrees.
Quadrilateral ABED is a parallelogram
ABDE and AB= DE=80 feet
AD= BE=60 feet
Therefore, Length of DC= 80+x
Therefore, length of DC = DE + EC
= 80 + 25
= 105 feet .
If the measure of the angle BCF is 67.4, the measure of angle ABC is 112.6°
If the length of base AB is 80 feet the length of DC is 105 feet.
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Hello,
I have paid the $29.00 monthly subscription for my son (jalen); I have signed up only to pay the monthly payment. Sorry to say, he does not live with me. I earlier sent you an email explaining the same with no reply from you. So how does he proceed using his information to freely access your program?
Looking forward to hearing from you shortly.
THANKS,
climacus
Answer:
Step-by-step explanation:
Which of the following equations are equivalent? Select three options. 2 + x = 5 x + 1 = 4 9 + x = 6 x + (negative 4) = 7 Negative 5 + x = negative 2
The three equivalent equations are 2 + x = 5, x + 1 = 4 and -5 + x = -2. So, correct options are A, B and E.
Two equations are considered equivalent if they have the same solution set. In other words, if we solve both equations, we should get the same value for the variable.
To determine which of the given equations are equivalent, we need to solve them for x and see if they have the same solution.
Let's start with the first equation:
2 + x = 5
Subtract 2 from both sides:
x = 3
Now let's move on to the second equation:
x + 1 = 4
Subtract 1 from both sides:
x = 3
Notice that we got the same value of x for both equations, so they are equivalent.
Next, let's look at the third equation:
9 + x = 6
Subtract 9 from both sides:
x = -3
Since this value of x is different from the previous two equations, we can conclude that it is not equivalent to them.
Now, let's move on to the fourth equation:
x + (-4) = 7
Add 4 to both sides:
x = 11
This value of x is also different from the first two equations, so it is not equivalent to them.
Finally, let's look at the fifth equation:
-5 + x = -2
Add 5 to both sides:
x = 3
Notice that we got the same value of x as the first two equations, so this equation is also equivalent to them.
So, correct options are A, B and E.
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Complete question is:
Which of the following equations are equivalent? Select three options.
2 + x = 5
x + 1 = 4
9 + x = 6
x + (- 4) = 7
- 5 + x = - 2
If a regular polygon has 72 sides and an order of 72,what is the polygon’s rotational angle?
Answer:
The rotational angle of a regular polygon with 72 sides is 5º.
Step-by-step explanation:
The rotational angle (\(\theta\)), measured in sexagesimal degrees, of polygon of \(n\) sides is the angle of a complete revolution divided by the number of sides (\(n\)). That is:
\(\theta = \frac{360}{n}\) (1)
If we know that \(n = 72\), the rotational angle is:
\(\theta = \frac{360}{72}\)
\(\theta = 5^{\circ}\)
The rotational angle of a regular polygon with 72 sides is 5º.
Which is the surface area of the cube?
5:10 PM Mon Feb 13 Which of the following options have the same value as 8% of 94? Rates and percentages: Unit test Choose 2 answers
respond fast
The option that has the same value as 8 % of 94 are :
B. 0. 08 . 94E. 8 / 100 . 94 How to find the values ?The function given is :
= 8 % x 94
When 8 % is written as a decimal, it is:
= 8 / 100
= 0. 08
This means that 0. 08 x 94 shows 8 % of 94.
When 8 % is written as a fraction it is :
= 8 / 100
So 8 / 100 x 94 will also have the same value 8 % of 94.
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Match the event with the most appropriate probability word: The roll
a standard fair dice will show the square root of 49.
Impossible
Unlikely
Certain
Evens
Likely
Other:
Answer:
Impossible
Step-by-step explanation:
Impossible is the answer as the root of 49 is 7 and dice has numbers up till six only
can you solve this exercise?
please solve so I understand
\( = 4 - 4 \: log_{5}(10) - 4 log_{2}(10) + 4 log_{2}(10) log_{5}(10) \\ \\ or \: \\ \\ = 4\)
the answer is 2
hope it helpssee the attachment for explanation
Answer:
Answer is 2). 4
Explanation:
\({ \rm{(2 - log_{ \sqrt{2} }10)(2 - log_{ \sqrt{5} }10)}}\)
• let's open the brackets:
\({ \rm{(2 \times 2) + (2 \times - log_{ \sqrt{5} }10 ) + (2 \times - log_{ \sqrt{2} }10) + ( log_{ \sqrt{2} }10 \times log_{ \sqrt{5} }10) }} \\ \\ = { \rm{4 - 2 log_{ \sqrt{5} }10 - 2 log_{ \sqrt{2} }10 + ( log_{ \sqrt{5} }10)( log_{ \sqrt{2} }10)}}\)
• change log√5 to log√2:
\({ \rm{4 - 2 log_{ \sqrt{2} }10 - (\frac{2 log_{ \sqrt{2} }10 }{ log_{ \sqrt{2} } \sqrt{5} } ) + ( log_{ \sqrt{2} }10)( \frac{ log_{ \sqrt{2} }10 }{ log_{ \sqrt{2} } \sqrt{5} } )}} \\ \\ = { \rm{4 - 2 log_{ \sqrt{2} }10 - ( \frac{4 log_{ \sqrt{2} }10}{ log_{ \sqrt{2} } \sqrt{5} }) }} \\ \\ = { \rm{4 - 2 log_{ \sqrt{2} }10 - ( \frac{8 log_{ \sqrt{2} }(5 \times 2) }{ log_{ \sqrt{2} }5} )}} \\ \\ = { \rm{4 - 2 log_{ \sqrt{2} }(5 \times 2) - \frac{8 log_{ \sqrt{2} }2}{ log_{ \sqrt{2} }5 } }} \)
• now let's change log√2 to log10
\( = { \rm{4 - \frac{2 log_{10}10}{ log_{10} \sqrt{2} } - \frac{8 log_{10}2}{ log_{10} \sqrt{2} } \div \frac{ log_{10}5 }{ log_{10} \sqrt{2} } }} \\ \\ = { \rm{4 - \frac{2}{0.3} - \frac{2.41}{0.3} \times \frac{0.3}{0.7} }} \\ \\ = { \rm{4 + \frac{41}{70} }} \\ \\ { \rm{ = 4 \frac{41}{70} \: \approx \: 4 }}\)
In order for Mateen to walk a kilometer(1000m) in his rectangular backyard, he must walk the length 25 times or walk its perimeter 10 times. What is the area of Mateen's backyard in square meters
Answer:
400
Step-by-step explanation:
25 times the length is 1000 m.
Let length = L
25L = 1000
L = 40
10 times the perimeter is 1000 m.
Let the perimeter = P
10P = 1000
P = 100
perimeter = 2L + 2W
2(40) + 2W = 100
80 + 2W = 100
2W = 20
W = 10
The length is 40 m, and the width is 10 m.
A = LW
A = 40 m * 10 m
A = 400 m^2