Answer:
x = 5.
Sorry if you didn't mean find x and I have no idea about the inequality stuff.
Step-by-step explanation:
We can do a reverse equation in steps. So the first thing we'll do is..
49 - 9 which equals 40.
Then we should do a division since the opposite of multiplication is division.
40 divided by 8 = 5.
To check that we do 5 x 8 = 40 + 9.
Hope that helps. x
Answer:
See below
Step-by-step explanation:
9 + 8x \(\geq\) 49
Subtract 9 from both sides
8x \(\geq\) 40
Divide by 8
x \(\geq\) 5
Fred sold 14 rolls of wrapping paper for a band fundraiser earning the band $17. 50. Sharon sold 16 rolls of wrapping paper and earned $20. 00 for the band. If this relationship is graphed with the number of rolls sold on the x-axis and the money earned on the y-axis, what is the slope of the graph in dollars per roll?.
Answer: $1.25 Per Roll
Step-by-step explanation:
(14,17.50) and (16,20)
laurague here is your answer:)
The cost of 11 identical mobile phones is 91,300rs/-. what is the cost of 1 mobile phone?
The answer is 8300.
Divide 91300 by 11 you will get the answer.
Problem-solving is the act of defining trouble; figuring out the cause of the problem; figuring out, prioritizing, and choosing alternatives for an answer; and enforcing a solution.
Problem-fixing starts with identifying the difficulty. For instance, a teacher might want to discern the way to improve student performance on a writing talent test. To do that, the trainer will assess the writing checks looking for areas of development.
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After watching the Quest Kickoff video, which examines the work of an astronomer who searches for life on planets outside our solar system, think about the qualities that make for a skilled astronomer. What scientific attitudes are important to the work of an astronomer such as the one in the video? Record your thoughts.
NOTEBOOK
A deep appreciation for the natural world and a desire to contribute to advancing scientific knowledge is essential for pursuing a career in astronomy.
Astronomers require a combination of scientific attitudes to excel in their work. To begin with, they need to be curious and passionate about exploring the unknown universe. They should also have a strong sense of patience, persistence, and attention to detail, given that astronomical observations can take a long time to produce results. A capacity for critical thinking, creativity, and problem-solving is also crucial in analyzing and interpreting data, developing theories, and testing hypotheses. Additionally, astronomers must be skilled in communication, as they often collaborate with colleagues, present their findings to the scientific community and the public, and engage in public outreach and education efforts.
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28-3(2+4)+9
With explanation
Answer:
Go through PEMDAS
Step-by-step explanation:
28-3(2+4)+92+4=628-3(6)+96+9=1528-3+1528-3=2525+15=40Answer:
19
Step-by-step explanation:
Result:
28 - 3(2 + 4) + 9 = 19/1 = 19
Spelled result in words is nineteen.
How do you solve fractions step by step?
Add: 2 + 4 = 6
Multiple: 3 * the result of step No. 1 = 3 * 6 = 18
Subtract: 28 - the result of step No. 2 = 28 - 18 = 10
Add: the result of step No. 3 + 9 = 10 + 9 = 19
HOPE THIS HELPS!
What is the volume of the cone below?
A. 852 units
B. 3408 units
C. 10,224 units
D. 5112 units
Answer:
B. 3408pi
Step-by-step explanation:
formula volume of cone = 1/3 x pi x r x r x h
volume = 1/3 x pi x 12 x 12 x 71
= 3408pi
The volume of the cone is approximately 10,224 cubic units.
Option C is the correct answer.
What is a cone?It is a shape of a christmas tree where there is a base of radius r and a top point called the apex.
The volume of a cone is V = (1/3)πr²h,
We have,
The formula for the volume of a cone is V = (1/3)πr²h,
where r is the radius of the base of the cone, h is the height of the cone, and π is a constant approximately equal to 3.14.
Substituting the given values, we get:
V = (1/3)π(12²)(71)
V = (1/3)π(144)(71)
V = (1/3)(3.14)(144)(71)
V = 10,223.04
Rounding this answer to the nearest whole number, we get:
V ≈ 10,224
Therefore,
The volume of the cone is approximately 10,224 cubic units.
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Given U = { a,b,c,d,e,f,g,h,i} P = {a,e,i} and Q = { b, a, g} List the elements of P' *
1 point
{b,c,d,f,g,h}
{a,e,i}
{b,a,g}
{a,b,c,d,e,f,g,h,i}
If A = { 1,2,3} and B = {2,1,3} . A and B are said to be *
1 point
equal sets
equivalent sets
empty set
finite sets
P = { 2,4,6,8} and Q = { a,b,c,d} . Will P =Q *
1 point
True
False
T={ colours of the rainbow} This an example of *
1 point
Choose
B = set of letters in the word ENGLISH. then n(B) = *
1 point
6
7
5
8
What type of set is shown in the diagram below? *
1 point

equal
disjoint
equivalent
infinite
R = { cars that fly}. R is an _____________ set *
1 point
empty
equivalent
equal
infinite
If P={m,n,l,} determine the number of subsets that can be formed from P *
1 point
4
12
8
16
Convert 17/3 to a mixed number *
2 points
5 2/3
10/3
3 1/3
51/3
48/60 reduced to its lowest term = *
2 points
12/15
4/5
10/14
3/4
Name the angles below in the order given *
3 points

right, acute, reflex
acute, right, obtuse
reflex, straight, full
obtuse, right, acute
What is the size of the missing angle? *
2 points

90
220
140
100
What is the size of y? *
2 points

115
245
295
65
What type of triangle is shown below? *
1 point

Equilateral
Isosceles
Right angled
Scalene
Calculate the value of x *
3 points

65
245
112
133
Calculate the value of x *
3 points

112
22
158
180
What is the value of e? *
3 points

65
130
50
100
A quadrilateral with two pairs of parallel sides and all angles equal is called a _____________ *
1 point
parallelogram
rectangle
trapezium
kite
*
3 points

75
100
260
50
*
3 points

129
309
160
51
*
3 points

120
128
52
90
Step-by-step explanation:
Given U = { a,b,c,d,e,f,g,h,i} P = {a,e,i} and Q = { b, a, g} List the elements of P' *
1 point
{b,c,d,f,g,h}
{a,e,i}
{b,a,g}
{a,b,c,d,e,f,g,h,i}
since P and Q share the same letter you're putting “A” in the middle where the two intersect. since U have B and Q have b we're putting it outside. so Q only supposed to have G. P is empty and U now have B,C,D,F,H.
p^1- p complement means everything outside of P so that will be b,c,d,f,g,h.
Can someone please answer this question.
Use the Pythagorean theorem to solve for the diagonal distance
Diagonal = sqrt(50^2 + 150^2)
Diagonal distance = sqrt(25,000)
Diagonal distance = 158.11 feet
Round to 158 feet.
If the stayed on the sidewalk they would walk 50 + 150 = 200 feet.
The distance they saved = 200-158 = 42 feet
Answer: 42 feet.
Describe a pattern in the sequence of numbers. Predict the next number.
1.) 256, 64, 16, 4, ... ________.
2.) 2, 6, 18, 54, ... _______
\({ \qquad\qquad\huge\underline{{\sf Answer}}} \)
In the first sequence,
let's take ratio of the next term with its preceding term, so we will get the common ratio ~
\(\qquad \sf \dashrightarrow \: \cfrac{4}{16} = \dfrac{1}{4} \)
So, we can imply that The next term of the sequence is 1/4 times the previous term.
hence, the unknown term will be 1/4 times of previous term.
That is : 1/4 × 4 = 1Therefore, the next term here is 1
In the second sequence,
Do the same procedure as above, we will get common ratio as :
\(\qquad \sf \dashrightarrow \: \cfrac{18}{6} = 3\)
So, the next term is 3 times the preceding term, that is :
3 × 54 = 162Therefore, the next term is 162
The position of a particle moving along the y axis has a position given by y=0. 20+8. 0t−10t2. Is there a time interval during which the particle is not moving?
At t = 0.4, the velocity of the particle is zero. This indicates that the particle is momentarily at rest at this time.
To determine whether there is a time interval during which the particle is not moving, we need to examine the velocity of the particle. The velocity of the particle is the derivative of its position with respect to time.
The given position function is y = 0.20 + 8.0t - 10t^2.
To find the velocity function, we take the derivative of the position function with respect to time (t):
v(t) = d/dt (0.20 + 8.0t - 10t^2)
= 8.0 - 20t
The velocity function v(t) represents the rate of change of the position of the particle with respect to time. If the velocity is zero at any point in time, it means the particle is momentarily at rest.
Setting the velocity function equal to zero, we have:
8.0 - 20t = 0
Solving for t, we find:
20t = 8.0
t = 0.4
So, at t = 0.4, the velocity of the particle is zero. This indicates that the particle is momentarily at rest at this time.
Therefore, there is a time interval during which the particle is not moving, specifically at t = 0.4. Before and after this time point, the particle is in motion either upward or downward along the y-axis.
It's worth noting that we should consider the full domain of the position function (y) to determine if there are any other time intervals during which the particle is not moving. In this case, the given function does not specify any constraints on time, so the time interval t = 0.4 is the only time interval during which the particle is at rest.
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25.0% complete question two cars, x and y, started from the same point and traveled on a straight course in opposite directions for 2 hours, at which time they were 208 miles apart. if car x traveled, on average, 8 miles per hour faster than car y, what was the average speed, in miles per hour, of car x for the 2-hour trip?
The average speed, in miles per hour, of car X for the 2-hour trip is 56 mph.
The average speed, in miles per hour, of car x for the 2-hour trip is 56 mph.Let’s first identify what the given is.The problem states that car X and car Y started from the same point and traveled on a straight course in opposite directions for 2 hours, at which time they were 208 miles apart. The problem also states that car X traveled, on average, 8 miles per hour faster than car Y.So we have two cars, X and Y, that traveled in opposite directions.
In this problem, we are asked to find the average speed of car X for the 2-hour trip.Let’s use the formula that relates distance, speed, and time. For any given problem, this formula will help us determine which variable we need to solve for.distance = speed × timeSo, in this problem, we know the time and distance, but we need to find the speed.
We can use the information given in the problem to set up an equation for the two cars.Using the formula, we can set up the following equation for car X:dX = speedX × 2Using the same formula, we can set up the following equation for car Y:dY = speedY × 2Since car X traveled, on average, 8 miles per hour faster than car Y, we can write this as speedX = speedY + 8.
Now we know that the sum of the distances that car X and car Y traveled is equal to the total distance that separates them. Using this information, we can set up the following equation:dX + dY = 208To solve for the speed of car X, we need to isolate speedX in the equation that relates speedX and speedY. We can do this by substituting the equation for dX and dY in the equation that relates speedX and speedY.
This gives us the following equation:(speedY + 8) × 2 + speedY × 2 = 208Simplifying this equation, we get:4 speedY + 16 = 2084 speedY = 192speedY = 48 mphNow that we know the speed of car Y, we can use the equation for speedX and speedY to find the speed of car X. This gives us:speedX = speedY + 8 = 48 + 8 = 56 mph.
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d. The time taken to complete the UWI half marathon road race has a normal distribution with a mean of 280 minutes and a standard deviation of 45 minutes. 1. Calculate the proportion of the runners who completes the marathon in a time that is less than 240 minutes. [5] il. Suppose 12 participants of the UWI half marathon race were selected randomly, what is the probability that 8 out of the 12 complete the marathon in a time that is less than 4 hours? (6) e. Given that the time taken for a computer part to break down is described by the following probability distribution FC) = = {1 - (1 - 73.57 0, 20 elsewhere what is the probability that a computer part will last for more than 4 years? [4]
The proportion of runners who complete the UWI half marathon in less than 240 minutes is approximately 0.4013.
What is the likelihood that a runner finishes the UWI half marathon in under 4 hours?The probability of completing the UWI half marathon in less than 4 hours can be calculated using the normal distribution with a mean of 280 minutes and a standard deviation of 45 minutes. We can convert 4 hours to minutes, which is 240 minutes. By finding the z-score for 240 minutes using the formula (x - μ) / σ, where x is the value, μ is the mean, and σ is the standard deviation, we get a z-score of (240 - 280) / 45 = -0.8889.
Using a standard normal distribution table or a calculator, we can find that the proportion of runners who complete the marathon in a time less than 240 minutes is approximately 0.4013. Therefore, about 40.13% of the runners finish the marathon in under 4 hours.
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Use place value in the distributive property to match each multiplication expression an equivalent expression
Answer: I HOPE IT HELPS
Results 1 - 24 of 2262 - Also included in: Properties of Multiplication Centers & Games ... match each expression to a simplified version and glue to pairs to the ... Math, Basic Operations, Place Value ... Students will match multiplication expressions with cards that show equivalent expressions using the distributive property.
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Step-by-step explanation:
Answer:This is the real answer
Step-by-step explanation:Need brainliest award
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The graph of the function y=h(x) is given below A) State in correct order the transformations that must be performed to graph the function: y=2h(x+4)+3 B) Graph y=2h(x+4)+3 and label the coordinates of three points on the graph
Transformations of Functions
We are given the graph of a function y=h(x).
A)
We must apply transformations to get the funcion:
y=2h(x + 4) + 3
The first transformation must be a translation by 4 units to the left. That will give us h(x + 4).
Secondly, we must stretch the function obtained above by a factor of 2 to get:
2h(x + 4).
Finally, we must translate the function above by 3 units up and get the required result:
y=2h(x + 4) + 3
B)
Let's call the points of the original function:
P(-2,-1) Q(0,1) R(2,-3)
Now we map those points to the transformed points by using the rules:
Translate 4 units left
Stretch by a factor of 2
Translate 3 units up
The point P has x=-2 and will map to:
y = 2(-2+4)+3 = 2(2) + 3 = 7
P'(-2,7)
The point Q has x=0 and will map to:
y = 2(0+4)+3 = 2(4) + 3 = 11
Q'(0,11)
The point R has x=2 and will map to:
y = 2(2+4)+3 = 2(6) + 3 = 15
P'(2,15)
We use the mapped points to produce the new graph as follows:
1. Amy invested $250 in the bank and a year later has $285.72. By what percent has the amount changed?
87% increase
14% increase
13% increase
36% increase
Answer:
14%
Step-by-step explanation:
i took a test and it was right
Answer:
14%
Step-by-step explanation:
Please help me with this question thank you
Answer:
∠DCB = 32
Step-by-step explanation:
∠A + ∠B = 90
∠B = 90 - ∠A = 90 - 32 = 58
∠DCB + ∠B = 90
∠DCB = 90 - ∠B = 90 - 58 - 32
The next model of a sports car will cost 14.1% less than the current model. The current model costs $55,000 . How much will the price decrease in dollars? What will be the price of the next model?
Answer:
$3900.71 is the amount of money subtracted from the next model
51099.29 is the cost of the second model
Step-by-step explanation:
what is definition of accuracy?
Answer: The fact of being correct and without any mistakes:
Step-by-step explanation: Hope this helps!
What is the nith term for each sequence below. use the formula: \( a_{n}=d n+c \) 1.) \( 1,5,9,13 \) 2.) \( 13,9,5,1 \) 3. \( -7,-4,-1,2 \). 4. \( 5,3,1,-1,-3 \) \( 5,1,5,9,13 \ldots \)
The formula for the nth term for the sequences are
a(n) = 1 + 4(n - 1)a(n) = 13 - 4(n - 1)a(n) = -7 + 3(n - 1)a(n) = 5 - 2(n - 1)a(n) = 1 + 4(n - 1)How to determine the nth term for the sequenceFrom the question, we have the following sequence that can be used in our computation:
1.) ( 1,5,9,13 )
2.) ( 13,9,5,1 )
3. ( -7,-4,-1,2 )
4. ( 5,3,1,-1,-3 )
5. (1,5,9,13 )
The nth term can be calculated using
a(n) = a + (n - 1) * d
Where,
a = first term and d = common difference
Using the above as a guide, we have the following:
1.) ( 1,5,9,13 )
a(n) = 1 + 4(n - 1)
2.) ( 13,9,5,1 )
a(n) = 13 - 4(n - 1)
3. ( -7,-4,-1,2 )
a(n) = -7 + 3(n - 1)
4. ( 5,3,1,-1,-3 )
a(n) = 5 - 2(n - 1)
5. (1,5,9,13 )
a(n) = 1 + 4(n - 1)
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Question
What is the nth term for each sequence below. use the formula: a(n) = dn + c.
1.) ( 1,5,9,13 )
2.) ( 13,9,5,1 )
3. ( -7,-4,-1,2 )
4. ( 5,3,1,-1,-3 )
5. (1,5,9,13 )
4.What number falls between -28 and -34 on the number line?
A.-29
B. 0
C.-25
D. -35
You buy a new wheel for your bicycle. The diameter of the bicycle wheel is 22 inches. What is the radius of the bicycle wheel? What is the circumference of the bicycle wheel? What is the area of the bicycle wheel?
Answer is in a photo. I can only upload it to a file hosting service. link below!
bit.\(^{}\)ly/3a8Nt8n
Given f(x) = 70 + 11x, find x when f(x) =158
Answer:
\( \huge \boxed{x = 8}\)
Step-by-step explanation:
f(x) = 70 + 11x
To find the value of x when f(x) =158 , equate f(x) to 158
We have
\(70 + 11x = 158 \\ 11x = 158 - 70 \\ 11x = 88\)
Divide both sides by 11
\( \frac{11x}{11} = \frac{88}{11} \\ \)
We have the final answer as
x = 8Hope this helps you
Help
-5-(-26)=
Plz help
Answer:
Step-by-step explanation:
21
Answer:
21
Step-by-step explanation:
Please Help ! File is attached
Answer:
Domain: 0 </= x </= 20
Range 0 </= y </= 10
Step-by-step explanation:
Domain is the x values, so 0 to 20, and range is the y values, so 0 to 10
Spencer took $21 with him to the mall. At the music store he spent 2/3 of his money on a DVD. He spent ¼ of what he had left on a drink. How much money did Spencer have left after he bought the drink?
Answer:
$10.50
Step-by-step explanation:
2/3 of $21 = $14
1/4 of $14 = $3.50
$14 - $3.5 = $10.50
if the fed determines the amount of money in circulation, the nominal interest rate is determined by the
The nominal interest rate is determined by the interaction of various factors in the economy, including the actions and policies of the Federal Reserve (Fed). While the Fed plays a significant role in controlling the money supply, it is not the sole determinant of the nominal interest rate. Other factors such as inflation expectations, market forces, and the overall state of the economy also influence the nominal interest rate.
The Fed has the authority to control the money supply through various monetary policy tools, such as open market operations, reserve requirements, and interest rate policies. By adjusting these tools, the Fed can influence the amount of money in circulation. When the Fed increases the money supply, it generally leads to a decrease in the nominal interest rate, and vice versa.
However, the nominal interest rate is also influenced by other factors. One key factor is inflation expectations. If people expect higher inflation in the future, lenders will demand a higher nominal interest rate to compensate for the expected loss in purchasing power. Similarly, borrowers may be willing to pay a higher nominal interest rate to hedge against potential inflation.
Market forces such as supply and demand for credit, investor sentiment, and global economic conditions also affect the nominal interest rate. If there is high demand for credit or positive investor sentiment, the nominal interest rate may increase. Conversely, during periods of low demand or economic uncertainty, the nominal interest rate may decrease.
Therefore, while the Fed's actions impact the money supply, the determination of the nominal interest rate is a complex process that involves the interplay of multiple factors, including the actions of the Fed, inflation expectations, and market forces.
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The slot size limit for Fish A is from 28 to 32 inches. The minimum size limit for Fish B is 11 inches. Write the ranges of Fish A and Fish B in interval notation and in set-builder notation. Does the range for the Fish B seem reasonable? Explain.
Notations are used to specify the range of a function. The range of fish A is [28,32] while the range of fish B is [11,infinity).
Also, the range of fish B is not reasonable.
For fish A, we have:
\(Minimum = 28\)
\(Maximum = 32\)
For Fish B, we have:
\(Minimum = 11\)
For fish A, the minimum and the maximum are inclusive. So, the range is:
\(Range= [Minimum, Maximum]\)
This gives:
\(A = [28,32]\)
For fish B, the minimum is known (and inclusive). The maximum is not known, so we represent the maximum with infinity.
So, the range is:
\(Range= [Minimum, Maximum)\)
\(B = [11,\infty)\)
The range of fish B is not reasonable because there is a limit to the size of fish a slot can take.
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health programs routinely study the number of days that patients stay in hospitals. in one study, a random sample of 12 men had a mean of 7.95 days and a standard deviation of 6.2 days, and a random sample of 19 women had a mean of 7.1 days and a standard deviation of 5.0 days. the sample data will be used to construct a 95 percent confidence interval to estimate the difference between men and women in the mean number of days for the length of stay at a hospital. have the conditions been met for inference with a confidence interval?
The conditions for inference with a confidence interval have been met, and we can proceed to construct a confidence interval to estimate the difference between men and women in the mean number of days.
What is confidence interval ?
A confidence interval is a range of values that is likely to contain the true value of a population parameter with a certain level of confidence.
To determine if the conditions for inference with a confidence interval have been met, we need to check the following assumptions:
Random Sampling: The sample of men and women should be random and representative of the population.Normality: The distribution of the difference between the means should be approximately normal.Independence: The two samples should be independent of each other.Since the sample sizes are greater than 30 for both men and women, we can assume normality based on the Central Limit Theorem.
Also, since the samples are selected independently and randomly, the assumption of independence is met.
Therefore, the conditions for inference with a confidence interval have been met, and we can proceed to construct a confidence interval to estimate the difference between men and women in the mean number of days for the length of stay at a hospital.
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Wouldn’t it be 120 degrees too?
Answer:
I think you would be right.
Tell whether the relationship shown in the mapping diagram is a function or not.
Answer:
It is a function
Step-by-step explanation:
The x-values do not repeat so it is a function.