Answer:
x can equal several things that would fit
-3
-6
or
6
Step-by-step explanation:
Solve and explain please
Certainly! I'll be happy to solve and explain the given problem to you in a step-by-step manner.
In the given diagram, we have a triangle with two angles labeled as 4x° and (3x + 10)°. We need to solve for the value of x.
According to the properties of triangles, the sum of the interior angles of a triangle is always 180 degrees. Therefore, we can set up the following equation:
4x + (3x + 10) + 90 = 180
Let's simplify the equation:
4x + 3x + 10 + 90 = 180
7x + 100 = 180
Next, we'll isolate the variable term by subtracting 100 from both sides of the equation:
7x = 180 - 100
7x = 80
To solve for x, we'll divide both sides of the equation by 7:
x = 80 / 7
Now, let's calculate the value of x:
x ≈ 11.43
Therefore, the value of x is approximately 11.43.
Please note that this solution assumes the given diagram accurately represents the angle measurements, and the calculations provided are based on that assumption.
Mr. D’Alton made some radium in his lab. He used kg of the radium every time he 5 2ran his experiment. If he did the experiment four times and had kg left, how much2 3 1radium did Mr. D’Alton make at first?
Answer:
no lo sé por eso te lo escribo en español
What is 6721 x 381 divided by 14 + 84
Answer: 26129.6
Step-by-step explanation:
6721 x 381 = 2560701
14 + 84 = 98
2560701 / 98 = 26129.6
What is the measure of ZMOP, given that figure MNOP is a rectangle?
OA. 35°
OB. 45°
OC. 90°
D. 55°
N
M
55%
O
P
"What is the measure of ZMOP, given that figure MNOP is a rectangle" is D. 55°.
In a rectangle, all interior angles are 90°.
Therefore, NM is perpendicular to OP.Since NM = 55% of OP, we can construct a right triangle where ON is the hypotenuse and NM is one leg.
Since this is a 45°-45°-90° triangle, the measure of angle ZMO is 45°.
Thus, the measure of angle ZMOP can be found by subtracting 90° (the measure of angle NMO) from 45°.
This gives us 55° as the measure of angle ZMOP.Therefore, the answer is D. 55°.
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whats 100 times 63 times 23 divided by 20 times 30 times 0 times 5 times 50 times 10
Answer:
0
Step-by-step explanation:
100 × 63 × 23 ÷ 20 × 30 × 0 × 5 × 50 × 10
You see the bold " × 0"; this means whatever happened before the " × 0" means nothing. You are left with "× 0 × 5 × 50 × 10". Any number times 0 or 0 times any number = 0. Your answer is 0.
What is the common denominator of 2/4 and 7/8
Answer:
8
Step-by-step explanation:
\(\dfrac 24 = \dfrac{ 2 \times 2}{4 \times 2} = \dfrac 4 8\)
PLEASE HELP ME OUT WITH THIS QUESTION!
Answer: Choice 3
Step-by-step explanation:
Oof, this is a tough one. But anyways
Angle 19 + Angle 20 = 180
So Angle 20 = 180 - Angle 19
As l and m are parallel, Angle 20 = Angle 6 from the z rule
So Angle 6 = 180 - Angle 19
Substitute the information given at the start into the equation
2x - 4 = 180 - (5x - 8)
180 - 5x + 8 = 2x - 4
7x = 192
x = 27.42
From what we have found earlier, Angle 20 = Angle 6 so
Angle 20 = 2x - 4 = 2 * 27.42 - 4 = 50.85 rounding it to 50.9
So the answer is 50.9 or Choice 3
What’s the definition of the greatest common factor
Answer:
the largest common factor between 2 numbers
Step-by-step explanation:
brainliest will be awarded
Answer:
-5x+6-3x=22 is x = -2
10-9x+6=34 is x = -2
Step-by-step explanation:
If you estimate that a piece of wood measures 5.5cm if it actually measures 5.62cm what is the percent error of the estimate
The percent error of the estimate is -2.14%
How to determine the percent error of the estimate?In this question, the figures are given as
Estimate = 5.5 cm
Actual = 5.62 cm
The percentage of the error is then calculated using the following equation
Error percentage = (Estimate - Actual)/Actual * 100%
Substitute the known values in the above equation, so, we have the following representation
Error percentage = (5.5 - 5.62)/5.62 * 100%
Evaluate
Error percentage = -2.14%
Hence, the error percentage is -2.14%
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Find the sum of the first 27 terms
of the arithmetic sequence.
First, fill in the equation.
a₁
= 5 and a27
Sn = 2/(a₁ + an)
Sn
=
[?]
2
+
=
83
Answer:
S₂₇ = 1188
Step-by-step explanation:
using the given formula for \(S_{n}\) , that is
\(S_{n}\) = \(\frac{n}{2}\) (a₁ + \(a_{n}\) )
with a₁ = 5 and \(a_{n}\) = a₂₇ = 83 , then
S₂₇ = \(\frac{27}{2}\) (5 + 83) = 13.5 × 88 = 1188
which function is best represented by this graph
Answer:
Step-by-step explanation:
e
The line passes through the point (-9,6) and has a
slope of -7.
Write an equation
Answer:
y-6=-7(x+9)
Step-by-step explanation:
the point slope formula
y-y1=m(x-x1)
Зm — 2n = 12
can someone help me on khan
Answer:
\(n=3m/2-6\)
Step-by-step explanation:
solving for m
3m-2n=12
+2n +2n
3m=2n+12 (divide 3 by all numbers)
\(m=2n/3+4\)
solving for n
3m-2n=12
-3m -3m
-2n=-3m+12 (divide all numbers by -2)
\(n=3m/2-6\)
Solve the inequality for w.
w+7<20
Simplify your answer as much as possible.
0
Answer:
w<13
Step-by-step explanation:
Works identically to a normal single-variable equation.
Subtract 7 on both sides in order to isolate w--->w+7-7<20-7
The answer (which cannot be simplified any further) is w<13.
Answer:
w < 1`3
Step-by-step explanation:
Isolate the variable w on one side of the inequality sign.
w+7<20
w<20 - 7
w<13.
If f(x) = 4x - 3, then f '(x) is
Answer:
f'(x) = 4
Step-by-step explanation:
Derivative of 3 (constant number) is 0Derivative of 4x is 4f'(x) = 4 - 0 = 4I only have 30 sec left help
Answer:
17
Step-by-step explanation:
first find the value of N
Find the maximum and minimum points of the function y = –2 cos (x + π/2) + 1.
The maximum and minimum points of the function are (a) (3π/2, -1) (-π/2, -1), (π/2, 3)
How to determine the maximum and minimum points of the function?From the question, we have the following function that can be used in our computation:
y = –2 cos (x + π/2) + 1.
Calculating the maximum
Here, we have
y = –2 cos (x + π/2) + 1.
Next, we plot the graph of the function
From the graph of the function, we have the maximum points to be (π/2, 3)
Calculating the minimum
Here, we have
y = –2 cos (x + π/2) + 1.
Next, we plot the graph of the function
From the graph of the function, we have the minimum points to be
(3π/2, -1) (-π/2, -1)
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Use the histogram to answer the following questions.
Frequency
The frequency of the class 90-93 is
The frequency of the class 94-97 is
This means that a total of
5.5
5
4.5
Your answers should be exact numerical values.
The frequency of the class 86-89 is
86
94
90
Duration of Dormancy (minutes)
dormancy periods were recorded.
The parameters that are needed to calculate a probability are listed as follows:
Number of desired outcomes in the context of a problem or experiment.Number of total outcomes in the context of a problem or experiment.Then the probability is calculated as the division of the number of desired outcomes by the number of total outcomes, hence it is the same as a relative frequency.
The total number of periods is given as follows:
5 + 6 + 4 = 15.
The frequency of each class is given as follows:
86 - 89: 5/15 = 1/3.90 - 93: 6/15 = 2/5.94 - 97: 4/15.Learn more about the concept of probability at https://brainly.com/question/24756209
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Solve (x+1)2 =13/4 using the square root property
Answer:
Starting with the equation:
(x + 1)^2 = 13/4
We can use the square root property, which states that if a^2 = b, then a is equal to the positive or negative square root of b.
Taking the square root of both sides, we get:
x + 1 = ±√(13/4)
Simplifying under the radical:
x + 1 = ±(√13)/2
Now we can solve for x by subtracting 1 from both sides:
x = -1 ± (√13)/2
Therefore, the solutions to the equation are:
x = -1 + (√13)/2 or x = -1 - (√13)/2
Step-by-step explanation:
A function is graphed on the coordinate grid.
The output for the function when the input is -1 is ___?
A. -4.2
B. -3
C. 3
D. 1.2
Answer:
C) 3
Step-by-step explanation:
Assuming the standard of x = input and y = output.
Are these in the same FACT FAMILY??
4 + 5 = 9
9 - 5 = 4
Answer:
yes cause they are the same #s
Step-by-step explanation:
Step-by-step explanation:
I think yes I am not sure
sorry I took your points
soooo again in meters I'm soo sorryyy
I think 710 is the answer
266+266+89+89= 710
Help please it’s my last questions
Answer:
The one u highlighted is correct. C.
Step-by-step explanation:
If u substitute -2 to 2x, it is -4. then substitute the second one -2 to-5y, it is +10. -4+10=6. Then for the second thing. Substitute 1 to 2x which is 2*1=2. Then substitute-4/5 to -5y which is +4. 2+4=6.
Solve for y. 2(y-2) -6y=-28
Answer:
y = -8
Step-by-step explanation:
2(y-2)- 6y-28 = 0
2y - 4 -6y - 28 = 0
-4y = 32
y = -8
Find the Interpret the mean absolute deviation of the data 1/4,5/8,3/8,3/4,1/2
The mean absolute deviation (MAD) for the given data is 1/20. This means that, on average, each data point in the set differs from the mean by 1/20.
To find the mean absolute deviation (MAD) of a set of data, we need to calculate the average difference between each data point and the mean of the data set. Here's how we can calculate it for the given data:
Step 1: Find the mean (average) of the data set.
Mean = (1/4 + 5/8 + 3/8 + 3/4 + 1/2) / 5 = 2/5
Step 2: Calculate the difference between each data point and the mean.
Differences: |1/4 - 2/5|, |5/8 - 2/5|, |3/8 - 2/5|, |3/4 - 2/5|, |1/2 - 2/5|
Step 3: Calculate the absolute value of each difference.
Absolute Differences: 1/20, 1/40, 1/40, 1/20, 1/10
Step 4: Find the average of the absolute differences.
MAD = (1/20 + 1/40 + 1/40 + 1/20 + 1/10) / 5 = 1/20
The MAD provides a measure of the average amount of variation or dispersion in the data set. In this case, a MAD of 1/20 indicates that the data points are relatively close to the mean, with most values falling within 1/20 of the mean value.
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A box contains tickets marked 1,2,3...n. A ticket is drawn at random from the box. Then the ticket is then replaced in the box and a second ticket drawn at random. Find the probabilities of the following events. a) the first ticket drawn is a number 1 and the second is the number 2. b) the numbers on the two tickets are consecutive integers, meaning the first number drawn is one less than the second number drawn. c) the second number drawn is bigger than the first number drawn.
Answer:
A) 1/n²
B) (n - 1)/n²
C) Probability = (1 - (1/n))/2
Step-by-step explanation:
A) We are told that a ticket is drawn at random from the box. Thereafter, the ticket is replaced in the box and a second ticket is now drawn at random.
This means the events of the first and second tickets are independent.
Probability of first ticket = 1/n
Probability of 2nd ticket = 1/n
Probability of both together = 1/n × 1/n = 1/n²
B) The number on the 2 tickets are consecutive integers.
This means number of cases will be (n - 1)
From a above, we see that for the two tickets the denominator is n²
Thus, in this case, the probability that both that the numbers on the two tickets are consecutive integers = (n - 1)/n²
C) if we assume that the first ticket is b, then the number of correct selections for the 2nd ticket is (n - b).
Thus, number of correct selections is;
(n_Σ_k=1) (n - b) = n² - (n(n - 1)/2)
Simplifying this gives;
(2n² - n² - n)/2
>> ½(n² - n)
There are n² selections in total, thus let's factorize n² out and then the remaining part in bracket will be the probability. Thus;
>> n²(1 - (1/n))/2
Probability = (1 - (1/n))/2
In this triangle what is the value of x
Answer:
Step-by-step explanation:
error
Answer:
x ≈ 75.2
Step-by-step explanation:
using the tangent ratio in the right triangle
tan62° = \(\frac{opposite}{adjacent}\) = \(\frac{x}{40}\) ( multiply both sides by 40 )
40 × tan62° = x , then
x ≈ 75.2 ( to the nearest tenth )
√4x + 7 = 3 slove this please
Answer:
to solve for X, first remember that Y=mx+b
Step-by-step explanation:
1 Add 77 to both sides.
4x=3+7
4x=3+7
2 Simplify 3+73+7 to 1010.
4x=10
4x=10
3 Divide both sides by 44.
x={10}{4} x=10/4x = 4 10
4 Simplify 10/4
4
10
to \5/2
2
5
.
x= 5/2
x=
2
5
Done
Decimal Form: 2.5
From least to greatest, What are the x–coordinates of the three points where the graphs of the equations intersect? If approximate, enter values to the hundredths.
,
,
The x-coordinates where the graphs of the equations intersect are x = -1 and x = 3
How to determine the x-coordinates where the graphs of the equations intersect?From the question, we have the following parameters that can be used in our computation:
y = 2x
y = x² - 3
The x-coordinates where the graphs of the equations intersect is when both equations are equal
So, we have
x² - 3 = 2x
Rewrite the equation as
x² - 2x - 3 = 0
When the equation is factored, we have
(x + 1)(x - 3) = 0
So, we have
x = -1 and x = 3
Hence, the x-coordinates are x = -1 and x = 3
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Question
From least to greatest, What are the x–coordinates of the three points where the graphs of the equations intersect? If approximate, enter values to the hundredths.
y = 2x
y = x² - 3