Answer:
x<-2
Step-by-step explanation:
Step 1: Simplify both sides of the inequality.
−x−14>10x+8
Step 2: Subtract 10x from both sides.
−x−14−10x>10x+8−10x
−11x−14>8
Step 3: Add 14 to both sides.
−11x−14+14>8+14
−11x>22
Step 4: Divide both sides by -11.
−11x
−11
>
22
−11
x<−2
combine these like terms 4 girls + 2 girls - 3 boys
Answer:
6 girls - 3 boys
Step-by-step explanation:
Answer:
6girls - 3 boys
Step-by-step explanation:
4 girls + 2 girls =6 girls
you cant mix girls and boys so you still have 3 boys
Ryan's friends have organized a treasure hunt. He is using the map below to find the clues. The position of the last clue, which
leads to the treasure, is located at point (-2,4).
6
+
2
2
-2
He figures that the treasure is 3 units either to the east or south of the location of the last clue. Which of these could be the
location of the treasure?
OA. point (1, 4) or point (-2, 1)
OB. point (-5, 4) or point (-2, 1)
OC. point (1, 1) or point (-5,7)
OD. point (1, 4) or point (-2,7)
Using translation concepts, it is found that the location of the treasure could be given by these following points:
A. point (1, 4) or point (-2, 1)
What is a translation?A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction in it's definition.
We consider that he is at point (-2,4), hence:
A shift east 3 units leads to point (1,4).A shift south 3 units leads to point (-2,1).Hence option A is correct.
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In which quadrant is the coordinate pair (-11, 1) located?
Answer:
2nd quadrant
Step-by-step explanation:
Solve for X then find m
Answer:
x = 27 and m<A = 49 degrees
Step-by-step explanation:
The sum of the interior angles of a triangle is 180 degrees
3x-17+x+40+2x-5 = 180
6x + 18 = 180
6x = 162
x = 27
<A = 2x - 5
< A = 2(27) - 5
<A = 49 degrees
what is $639 with a markup of 10%
Answer:
$63.90
Step-by-step explanation:
cost = $639
markup = 10%
cost * markup = $63.90
How is the product of 4 and 2 shown using integer tiles? 4 positive tiles and 2 positive tiles. 4 negative tiles and 2 negative tiles. 4 sets of 2 positive tiles. 4 sets of 2 negative tiles. Plz i need help
Answer: 4 sets of 2 positive tiles.
Step-by-step explanation:
We have the product of 4 and 2.
We can represent this as:
4 is equivalent to 4 positive tiles.
if we multiplicate it by 2, then we must have 2 sets of 4 positive tiles.
Another example is using 2 positive tiles to represent the 2.
So when we multiply it by 4, we end with 4 sets of 2 positive tiles.
This is because the order of the factors does not change the product.
Then, from the given options, the correct one is:
4 sets of 2 positive tiles.
Answer:
C on edge 2021
Explanation:
4 groups of 2
[+] [+] [+] [+] [+] [+] [+] [+]
find the matrix a' for t relative to the basis b'. t: r2 → r2, t(x, y) = (−8x y, 8x − y), b' = {(1, −1), (−1, 5)}
The matrix of \(t\) relative to the basis \(b'\) is \(A' = \begin{bmatrix} -9 & 7 \\ -37 & 43 \end{bmatrix}\).
\(\textbf{To find the matrix of } t \textbf{ relative to the basis } b', \textbf{we have to follow some steps. The steps are described below:}\)
First, we have to find the images of basis vectors under the transformation \(t\). \(t(-1,1) = (-9,7)\) and \(t(1,-5) = (-37,43)\).
Represent the image vectors of the basis in the standard basis. We use these vectors as columns in the matrix of \(t\) in the basis \(b'\).
\((-9,7) = -9(1,0) + 7(0,1) = (-9,7) = -9(-1,1) + 7(1,-5)\)
\((-37,43) = -37(1,0) + 43(0,1) = (-37,43) = -37(-1,1) + 43(1,-5)\)
Hence, we can write the following equation: \(A[x]_{b'} = [x]_S\)
Where \(A[x]_{b'}\) is the main answer in the form of a matrix, and \([x]_S\) is the coordinate of \([x]_{b'}\) with respect to the standard basis.
Now, we will write the equations with the coordinates of the basis vectors of \(b'\).
\(A[1,0] = [-9, -37]\) and \(A[0,1] = [7, 43]\)
Now we will write the matrix of \(A\) as follows:
\(A = \begin{bmatrix} -9 & 7 \\ -37 & 43 \end{bmatrix}\)
Thus, the matrix of \(t\) relative to the basis \(b'\) is \(A' = \begin{bmatrix} -9 & 7 \\ -37 & 43 \end{bmatrix}\).
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Please review, Thank you!
The value of the expression will be:
9. 5(n + 5) = 5n + 25
10. -9(10 - 6r) = -90 + 54r
11. -6(m + 6) = -6m - 36
12. 3(4 - 6m) = 12 - 18m
How to calculate the expression?An expression is simply used to show the relationship between the variables that are provided or the data given regarding an information.
The value of the expression will be:
9. 5(n + 5)
= (5 * n) + (5 × 5)
= 5n + 25
10. -9(10 - 6r)
= -90 -+ 54r
= -90 + 54r
11. -6(m + 6)
= -6m - 36
12. 3(4 - 6m)
= 12 - 18m
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Answer the question to get points
Answer:
4. E=4x-15(vertically opposite)
F=E(corresponding angles)
E=4x-15
5.3x+6x+O=180(angles on a straight line)
9x+0=180
9x=180-0
9x/9=180/9
x=20
what is the common ratio for the geometric sequence 35/2, 7, 14 / 5, 28 / 25, enter your answer as a decimal
Given:
The geometric sequence is
\(\begin{gathered} a_1,a_2,a_3,a_4 \\ \frac{35}{2},7,\frac{14}{5},\frac{28}{25} \end{gathered}\)To find the common ratio,
\(\begin{gathered} Ratio=\frac{a_2}{a_1} \\ =\frac{7}{\frac{35}{2}} \\ =\frac{7\cdot2}{35} \\ =\frac{14}{35} \end{gathered}\)Hence the common ratio, r is 14/35.
is there another data point that would be reasonable to add, even though you made no measurements? if so, what is it?is there another data point that would be reasonable to add, even though you made no measurements? if so, what is it? (2m/s2,3n) (5m/s2,5n) (0m/s2,0n) none of the aboverequest
It is possible to add another data point that would be reasonable, even though no measurements were made. This data point could be an estimate or a prediction based on the existing data points. For example, if the existing data points show a linear relationship between acceleration and force, it would be reasonable to add a data point that falls along the same line.
One possible data point that could be added is (3m/s2, 4n). This data point falls between the existing data points (2m/s2, 3n) and (5m/s2, 5n), and would be a reasonable estimate based on the existing data.
Another possible data point that could be added is (7m/s2, 6n). This data point falls along the same line as the existing data points, and would be a reasonable prediction based on the existing data.
Overall, it is possible to add another data point that would be reasonable, even though no measurements were made, as long as the data point is based on the existing data and follows the same pattern or relationship.
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A shoe dealer purchased net Birr 8,000 worth of shoes from a shoe company.
a Find the amount it is to pay the company including VAT.
b
If the dealer sold the shoes for Birr 12,000, find the amount of VAT liable to
the dealer.
Answer:
Step-by-step explanation:
A) The dealer bought Birr 8000 at 7% tax.
Total amount to be paid = cost price (1 + r%)
r = 7% = 0.07
Total amount to be paid \(= 8000 \times 1.07 =\texttt {Birr} \ \ {8,560}\)
B) To find the VAT, it is the difference between the tax paid when the good was bought and the tax put on it after it was sold.
Tax paid when the shoes were bought = 7% of cost price
\(= 7 \% \times 8,000 = \texttt {Birr} \ 560\)
Tax paid when the shoes were sold = 9% of selling price
\(= 9 \% \times 12,000 = \texttt {Birr} \ 1,080\)
VAT = tax recovered on sale - Tax paid on purchase
\(\texttt {VAT} = 1080 - 560 = \texttt {Birr}\ 520\)
If f(x + 1) = x + 2 then f(x - 1) is
Answer: \(\Large\boxed{f(x-1)=x}\)
Step-by-step explanation:
Given function
f(x + 1) = x + 2
Isolate [ x + 1 ] on the right-hand side
f(x + 1) = x + 1 + 1
f(x + 1) = (x + 1) + 1
Substitute [ x + 1 ] with x
f(x) = x + 1
Substitute [ x ] with [ x - 1 ]
f(x - 1) = (x - 1) + 1
\(\Large\boxed{f(x-1)=x}\)
Hope this helps!! :)
Please let me know if you have any questions
Find the area of this triangle ifC = 77, a = 57, and b = 8.9.
Using Law of sines:
Area = 1/2 ab sin C
Replacing:
Area = 1/2 √57 (8.9) sin (7pi/12)
Area = 32.5 units2
Indicate whether the following variables are Qualitative or Quantitative. If they are quantitative, indicate whether they are Discrete or Continuous.
1. Height of students in a particular STAT class.
2. Days absent from school
3. Monthly phone bills
4. Postal Zip code
5. House number in a particular subdivision
6. Movie genre
7. Daily intake of proteins
8. Yearly expenditures of 20 families
9. Election votes
10. Academic rank of students
The given variables, whether they are qualitative or quantitative and whether they are discrete or continuous, are listed: 1. Height of students in a particular STAT class: Quantitative - Continuous
2. Days absent from school: Quantitative - Discrete3. Monthly phone bills: Quantitative - Continuous4.
Postal Zip code: Qualitative - Nominal5.
House number in a particular subdivision: Qualitative - Nominal6. Movie genre: Qualitative - Nominal7. Daily intake of proteins: Quantitative - Continuous8.
Yearly expenditures of 20 families: Quantitative - Continuous9.
Election votes: Quantitative - Discrete 10.
Academic rank of students: Qualitative - OrdinalHence, the given variables are classified as the above.
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1.Jose’s car covers 200 kilometers in 4 hours. What is the average speed?
Answer:
50 km per hour
Step-by-step explanation:
Average speed = Distance travelled / Time taken
= 200 / 4
= 50
Therefore, average speed is 50 km per hour.
\( \huge \bold \green{question}\)
Jose’s car covers 200 kilometers in 4 hours. What is the average speed?
\( \huge \bold \red{solution}\)
Average speed = Distance travelled / Time taken
= 200km / 4 hours
= 50 km/h
\( \huge \bold \blue{answer}\)
50 km/h is the average speed of Jose's car.
\text{claim amounts, $x$, follow a gamma distribution with mean 6 and variance 12.} \text{calculate }\,\pr[x\le4]\text{.}
The probability that a claim amount is less than or equal to 4, given that it follows a gamma distribution with a mean of 6 and variance of 12, can be calculated using the cumulative distribution function (CDF) of the gamma distribution.
The gamma distribution is a continuous probability distribution with two parameters: shape parameter (k) and scale parameter (θ). In this case, we are given the mean and variance of the gamma distribution, which can be related to the shape and scale parameters as follows:
Mean (μ) = kθ
Variance (σ²) = kθ²
From the given information, we have μ = 6 and σ² = 12. To find the parameters k and θ, we solve the above equations simultaneously:
6 = kθ
12 = kθ²
Dividing the second equation by the first equation, we get:
2 = θ
Substituting this value back into the first equation, we find:
6 = k * 2
k = 3
So, the parameters for the gamma distribution are k = 3 and θ = 2.
Now, we can use the CDF of the gamma distribution to calculate the probability that a claim amount is less than or equal to 4:
P(x ≤ 4) = CDF(4; k, θ)
By evaluating this expression using the values of k and θ we obtained, we can find the desired probability.
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pls help me
1. f:A->B f(x)=4x-2
A={-2, -1, 0, 1, 2} B=?
2. f:A->B f(x)=x+1
B={-2, -1, 0, 1, 2} A=?
Answer:
yellow
Step-by-step explanation:
purple could be it too but its yellow
10, 9, 10, 11, 13, 13,5
Mean
Median
what are the answers??
Answer:
Mean: 8.29
Median: 10
Step-by-step explanation:
find the size of angle XYZ give your answer to 1 decimal place
Suzie ran a race. She ran 5 miles per hour, and the race took t hours to complete. If the race is 60 miles long, which expression represents the total number of miles Suzie will have left to complete the race? *
pLZ ANSWER QUICK !!!
The Answer: 60 ÷ 5 = T
someone please help me
3) Put these fractions and decimals on a number line.
0.5 1/3 0.15 1.2
<-------------------------------------->
The given fraction and decimals have been plotted on a number line as shown in the image attached below.
What is a number line?In Mathematics, a number line can be defined as a type of graph with a graduated straight line which is composed of both positive and negative numbers that are placed at equal intervals along its length.
Additionally, a number line typically decreases in numerical value towards the left from zero (0) and increases in numerical value towards the right from zero (0).
In order to place the given numbers on a number line, we would convert the fraction into a decimal number as follows:
1/3 = 0.3
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Write the ordered pair for the point Q.
Answer:
1 3/4, 2 3/4
Step-by-step explanation:
is the answer
A bakery makes cylindrical mini muffins that measure 2 inches in diameter and one and one half inches in height. If each mini muffin is completely wrapped in paper, then at least how much paper is needed to wrap 6 mini muffins? Approximate using pi equals 22 over 7.
94 and 2 over 7 in2
56 and 4 over 7 in2
47 and 1 over 7 in2
15 and 5 over 7 in2
15 and 5 over 7 square inches. So, correct option is D.
What do you mean by cylinder?To find the amount of paper needed to wrap each mini muffin, we need to find the surface area of the cylinder and then multiply it by 6. The surface area of a cylinder is given by the formula: 2πr(h + r), where r is the radius and h is the height.
First, we need to find the radius:
r = 2 / 2 = 1 inch
A = 2πr(h + r) = 2π * 1 * (1.5 + 1) = 2π * 2.5 = 5π inches²
Since pi is approximately 22/7, we can substitute that value in:
A = 2 * 22/7 * 2.5 = 5 * 22/7 inches² = 11 inches²
And finally, multiply by 6 to find the total surface area for 6 mini muffins:
A = 6 * 11 = 66 square inches
So, the amount of paper needed to wrap 6 mini muffins is 66 square inches. To express it as a mixed number with a fraction, we can divide by 7:
66 / 7 = 9 with a remainder of 4
So, the answer is:
15 and 5 over 7 square inches
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Answer:
15 over 7
Step-by-step explanation:
What is the place and face value of 7?
7 is a digit and has no face value. A number is made up of digits and has a face value, which is the numerical value of a digit in a number. However, 7 is just a digit and has no face value.
7 is a digit and not a number. A number is made up of digits and has a face value, which is the numerical value of a digit in a number. However, 7 is just a digit and has no face value.
7 is a digit and not a number. A number is made up of digits and each digit has a face value, which is the numerical value of a digit in a number. Digits are the building blocks of a number and, without them, a number would not exist. When combining different digits together, the face value of each digit changes based on its position in the number, with the face value of the first digit being the most significant. However, 7 is just a digit on its own and does not have any face value. It is only when 7 is combined with other digits that it takes on a face value, which is determined by its position in the number. Therefore, 7 is a digit and has no face value.
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Veronika’s five test scores are 59, 80, 95, 88, and 93. If the outlier of 59 is removed, what is the mean absolute deviation of the remaining four test scores?.
Prove that for each odd natural number n with n greaterthanorequalto 3, (1 + 1/2) (1 - 1/3) (1 + 1/4) ...(1 + (-1)^n/n) =1.
For each odd natural number n greater than or equal to 3, the expression (1 + 1/2) (1 - 1/3) (1 + 1/4) ... (1 + (-1)^n/n) evaluates to 1.
Let's analyze the given expression. We have a product of terms, each of the form (1 + (-1)^k/k), where k varies from 2 to n. Notice that when k is even, the term becomes (1 + 1/k), and when k is odd, the term becomes (1 - 1/k).
Considering the first few terms, we have (1 + 1/2) (1 - 1/3) (1 + 1/4) (1 - 1/5) ... (1 + (-1)^(n-1)/(n-1)) (1 - 1/n). We can pair the terms that follow this pattern: (1 + 1/2) and (1 - 1/3) form 1, (1 + 1/4) and (1 - 1/5) form 1, and so on.
Each pair of terms cancels each other out, resulting in a product of 1. Since there are (n-1)/2 pairs in total for odd n, the overall product is 1^(n-1)/2 = 1. Thus, the expression evaluates to 1 for each odd natural number n greater than or equal to 3.
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Suppose that we don't have a formula for g(x) but we know that g(2) - 5 and g'(x) = Vx^2 + 5 for all x. (a) Use a linear approximation to estimate g(1.99) and g(2.01). (Round your answers to two decimal places.) g(1.99) =g(2.01) =
By using linear approximation formula the estimation g(1.99) and g(2.01) of g(2) - 5 and g'(x) = Vx^2 + 5 are 4.91 and 5.09, respectively.
We can use the linear approximation formula, which is:
L(x) = f(a) + f'(a)(x-a)
Where L(x) is the linear approximation of f(x) at a,
f(a) is the value of f(x) at a, f'(a) is the derivative of f(x) at a, and x is the value we want to approximate.
In this case, we want to approximate g(1.99) and g(2.01) using the information given.
We know that g(2) = 5, so we can use a = 2 in the formula above.
We also know that g'(x) = Vx^2 + 5 for all x, so g'(2) = V(2)^2 + 5 = 9.
Therefore, we have:
L(1.99) = g(2) + g'(2)(1.99-2) = 5 + 9(-0.01) = 4.91
L(2.01) = g(2) + g'(2)(2.01-2) = 5 + 9(0.01) = 5.09
So the estimated values of g(1.99) and g(2.01) using linear approximation are 4.91 and 5.09, respectively, rounded to two decimal places.
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PLEASE HELP
20/78+38/76
I need help please. I don’t know the answer to the question
The angle 1 can be named as follows:
∠RST
∠TSR
∠S
How to name angles?There are various ways to name an angles. You can name an angle by its vertex, by the three points of the angle (the middle point must be the vertex), or by a letter or number written within the opening of the angle.
Therefore, let's name the angle 1 indicated on the diagram as follows:
Hence, the different ways to name the angle 1 is as follows:
∠RST or ∠TSR
Or
∠S
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