Answer:
14 by 16
Step-by-step explanation:
Solve the following equation for X. X=
-2x – 3.2 – 15 = 20
Answer:
x = -7
Step-by-step explanation:
-2x - 3x = -5x
so then its -5x - 15
you then add 15 to both sides which gives you -5x = 35
divide -5 from each side to get the answer
-7 = x
Step-by-step explanation:
-2x - 3x -15 = 20
-5x = 20 + 15
-5x = 35
x = 35/-5
x = -7
Q1. An industry analyst wants to compare the average salaries of two firms, both to each other and to the industry. Firm A's average salary is 93% of the industry average, Firm B's average salary is $58,000, and the industry average salary is 96% of Firm B's average salary. a. Determine the industry average salary. b. Determine Firm A's average salary. c. Express Firm B's average salary as a percentage of Firm A's average salary. Round the percentage to two decimals.
a.The Industry Average Salary is $55,680. b.The Firm A's Average Salary is $51,718.40 .c. Firm B's average salary is approximately 112.27% of Firm A's average salary.
a. To determine the industry average salary, we can use the information that the industry average salary is 96% of Firm B's average salary. Firm B's average salary is $58,000. Therefore, we can calculate the industry average salary as follows:
Industry Average Salary = 96% of Firm B's Average Salary
= 0.96 * $58,000
= $55,680
b. Firm A's average salary is stated as 93% of the industry average salary. To calculate Firm A's average salary, we can multiply the industry average salary by 93%:
Firm A's Average Salary = 93% of Industry Average Salary
= 0.93 * $55,680
= $51,718.40
c. To express Firm B's average salary as a percentage of Firm A's average salary, we can divide Firm B's average salary by Firm A's average salary and multiply by 100:
Percentage = (Firm B's Average Salary / Firm A's Average Salary) * 100
= ($58,000 / $51,718.40) * 100
≈ 112.27%
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Evaluate s - t if s = 1/4 and t = -1.75. Write your answer in simplest form.
The value of s - t is 2.
It is given in the question that:-
s = 1/4 and,
t = -1.75
We can convert the decimal form of t in the fractional form.
-1(3/4) = -7/4
Hence, according to the data given in the question we can write,
s - t = (1/4)-(-7/4) = (1+7)/4 = 8/4 = 2.
Decimal
In Algebra, decimals are one of the types of numbers, which has a whole number and the fractional part separated by a decimal point. The dot present between the whole number and fractions part is called the decimal point. For example, 34.5 is a decimal number.
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Given the following prices and unit conversions, rank the brands from lowest to highest unit price.
Brand A: $1.48 for 2.5 pounds
Brand B: $1.30 for 907.18 grams; 1 pound is approximately 453.59 grams
Brand C: $1.55 for 50 ounces; 1 pound is equal to 16 ounces
a.
Brand A, Brand B, Brand C
b.
Brand A, Brand C, Brand B
c.
Brand B, Brand A, Brand C
d.
Brand C, Brand A, Brand B
Answer:
d.
Brand C, Brand A, Brand B
Step-by-step explanation:
To find the unit price, we divide the price by the number of pounds.
Brand A: $1.48 for 2.5 pounds
Unit price of:
\(\frac{1.48}{2.5} = 0.592\)
Brand B: $1.30 for 907.18 grams; 1 pound is approximately 453.59 grams
907.18/453.59 = 2 pounds
Unit price of:
\(\frac{1.3}{2} = 0.65\)
Brand C: $1.55 for 50 ounces; 1 pound is equal to 16 ounces
50/16 = 3.125 pounds
Unit price of:
\(\frac{1.55}{3.125} = 0.496\)
From lowest to highest unit price:
C, A and B, so option d.
Answer:
D
Step-by-step explanation:
Unit prices are ratios, so you can add the two prices together and divide by the smaller unit price to get a usable number.
What is the value of the number in the thousandths place of 1079.483?
Answer:
3
Step-by-step explanation:
The solution for which of the following is neither a interger nor a fraction 4x+7=x+2 ,5x-8=x+4, 3x+2=5x+2, none of the above
Answer:
none of the above
Step-by-step explanation:
4x + 7 = x + 2
4x - x + 7 = x - x + 2
3x + 7 = 2
3x + 7 - 7 = 2 - 7
3x = -5
3x / 3 = -5 / 3
x = -5 / 3 = -1.667
5x - 8 = x + 4
5x - x - 8 = x - x + 4
4x - 8 + 8 = 4 + 8
4x = 12
4x / 4 = 12 / 4
x = 3
3x + 2 = 5x + 2
3x - 5x + 2 = 5x - 5x + 2
-2x + 2 = 2
-2x + 2 - 2 = 2 - 2
-2x = 0
x = 0
Integers, As a whole number that can be written without a remainder,
x = 3
x = 0
(Mixed) Fraction
x = -5 / 3 = -1.667
Find an explicit formula for the arithmetic sequence 10,-10,-30,-50,
The explicit formula for the arithmetic sequence is -20n + 30
Arithmetic sequenceThe nth rule of an arithmetic sequence is expressed according to the equation below;
Tn = a+(n-1)d
where
a is the first term = 10
d is the common difference = -10-10 = -20
Substitute
Tn = 10 + (n-1)(-20)
Tn = 10+(-20n+20)
Tn = 10 - 20n +20
tn = -20n + 30
Hence the explicit formula for the arithmetic sequence is -20n + 30
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True False x-sqrt6 is a factor of x^4-36
If two balls with different speeds roll off the edge of a table at the same time, which one hits the floor first, the faster or the slower ball? Why or why not?
Both balls will strike the ground simultaneously, but the faster ball will do so farther away from the table.
What is acceleration due to gravity ?The unit g stands for gravitational acceleration. At sea level, the standard value of g on earth's surface is 9.8 m/\(s^{2}\)
They will strike the ground simultaneously if the table and the ground are both flat.
It is customary to divide an object's motion into a vertical component and a horizontal component. While they are on the table, neither of the balls is moving vertically. Both balls begin to accelerate downward as soon as they leave the table due to the effects of gravity. Given that both balls experience the same acceleration from gravity, they will fall at the same rate and with the same downward velocity.
Both balls will strike the ground simultaneously, but the faster ball will do so farther away from the table.
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Solve the following equation. 14 = w2
6 minus twice a number
Answer:
6-2x
Step-by-step explanation:
(HELP ME BRAINLIEST OF THE BRAINLESTS!!!!!!)
A 1. Some square tiles measure 3 1/2 inches on each side. Seven Tiles are placed in a row. How long is the row of tiles?
The row would be _____ inches long
B 2. Suppose that 10 tiles like those problem 1 were placed in a row. How long would that row of tiles be
It would be ______ inches long
The row of tiles would be 24 1/2 inches long.
B:The row of 10 tiles would be 35 inches long.
What is the length of the row?A 1. To be able to know the length of the row of tiles, one need to multiply the length of one tile by the number of tiles in the said row.
So, all tile measures 3 1/2 inches on each side, Hence the length of one tile is 3 1/2 inches.
Based on the fact that there are 7 tiles in a row, we have to multiply the length of one tile by 7:
Length of the row = 3 1/2 inches/tile x 7 tiles
= 24 1/2 inches
So, the row of tiles is 24 1/2 inches long.
B 2. Also, to find the length of a row of 10 tiles, we need to multiply the length of one tile by 10.
Note that:
Length of one tile = 3 1/2 inches
Number of tiles in the row = 10
Hence:
Length of the row = 3 1/2 inches/tile x 10 tiles
= 35 inches
So, the row of 10 tiles is 35 inches long.
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A rectangle garden has an area of a 144 ft.² if the base is 8ft long what is the height
Answer:
18 ft
Step-by-step explanation:
The area of a rectangle is given by
A = l*w
144 = 8w
Divide each side by 8
144/8 =w
18 =w
Differentiate 4x^2sinx-3x^2cosx
Answer:
(3x² + 8x)sin x + (4x² - 6x)cos x
Step-by-step explanation:
d/dx (4x^2sin x - 3x^2cos x) =
= 4x² × d/dx sin x + sin x × d/dx 4x² - (3x² × d/dx cos x + cos x × d/dx 3x²)
= 4x² × cos x + sin x × 8x + 3x² × sin x - cos x × 6x
= 4x² cos x + 8x sin x + 3x² sin x - 6x cos x
= (3x² + 8x)sin x + (4x² - 6x)cos x
Find the range of f(-5)=-2|x-5|+8 please with explination.
Answer:
Domain: set of possible input values (x-values)
Range: set of output values (y-values)
The range for the function \(f(x)=-2|x-5|+8\) is:
\(f(x)\leq 8\)
(5, 8) is the vertex of the line
Because |x - 5| is absolute (so always positive) and it is multiplied by -2,
-2|x - 5| will always be negative unless x = 5 (when it will be zero). Therefore, the max y-value is 8.
However, your question actually asked what the function is when x = -5:
\(f(-5)=-2|x-5|+8\\\\= -2|-5-5|+8\\\\= -12\)
Step-by-step explanation:
Thats the all rhe answers step by step
Solve this question
(7w^7)k³
The value of the variable 'w' for the given equation 7 ( w + 7 )³ = 7(6³) is equal to w = -1.
As given in the question,
Given equation is equal to :
7 ( w + 7 )³ = 7(6³)
Divide both the side of the equation by 7 we get,
⇒ 7 ( w + 7 )³ / 7 = 7(6³) /7
⇒( w + 7 )³ = (6³)
Take cube root both the side of the equation we get,
⇒∛( w + 7 )³ = ∛(6³)
⇒ w + 7 = 6
Now subtract 7 from both the side of the equation we get,
⇒w + 7 - 7 = 6 - 7
⇒ w = -1
Therefore, the value of the variable 'w' for the given equation is equal to w = -1.
The complete question is:
Solve this equation:
7 ( w + 7 )³ = 7(6³)
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-4 3/4 = x-1 1/5
Whats the value of x
Answer:3/4 * 1/5 = 3/20 = 0.15
Step-by-step explanation:Multiple: 3/
4 * 1/5 = 3 · 1/4 · 5 = 3/20
Multiply both numerators and denominators. The result fraction keep to the lowest possible denominator GCD(3, 20) = 1. In the following intermediate step, it cannot further simplify the fraction result by canceling.
In other words - three quarters multiplied by one-fifth is three twentieths.
Write this number in standard form 3 thousands, 16 tens,7 ones
What are Limit of g (x) as x approaches 4 negative and Limit of g (x) as x approaches 4 plus, if they exist?
Answer:
The answer is B
Step-by-step explanation:
i got 100%
The limit g(x) is that g(x) = -4 and Lim g(x) = 2.
How to illustrate the limit?It should be noted that a graph simply means a diagram that shows the relationship between the numbers of measurements.
In this case, from the graph, it can be seen that limit g(x) is that g(x) = -4 and Lim g(x) = 2.
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- 30 = 12 – 6r
Pls help
Answer: r = 7
Step-by-step explanation:
Subtract 12 from both sides to isolate the r variable. You have -42 = -6r. Divide both sides by -6 to get r by itself and you get r = 7. Verify by substituting 7 as the r value and solving the equation.
Answer:
r=7
Step-by-step explanation:
First subtract 12 from both sides
Now you have -42=-6r
Next divide each side by -6
Now you have 7=r
And that is your answer
Laney walks 2 1/3 miles to school from her house and rides the bus home. If she walked five days
last week, how many total miles did Laney walk?
Answer:
The answer is 35/3. I hope it helps you....
Answer:
\(\frac{35}{3}\)
Step-by-step explanation:
\(2\frac{1}{3}\) × \(\frac{5}{1}\) = \(\frac{7}{3}\) × \(\frac{5}{1}\) \(\frac{7}{3}\) × \(\frac{5}{1} = \frac{35}{3}\)I hope this helps!
Which point is best represented by the ordered pair (2, -5.5)?A point Wb point Vc point Sd point R
By definition, a point has the following form:
\((x,y)\)Where "x" is the x-coordinate (which can be positive or negative) and "y" the y-coordinate (which can be positive or negative).
You can see in the Coordinate plane given in the exercise, that the points W, V, S and R are plotted.
You have the point:
\((2,-5.5)\)You can identify that x-coordinate and the y-coordinate of this point are:
\(\begin{gathered} x=2 \\ y=-5.5 \end{gathered}\)Then, since the x-coordinate is positive and the y-coordinate is negative, the point is located in this Quadrant:
Therefore, based on the above, you can identify that:
\(W(2,-5.5)\)The answer is: Option A.
I don’t know how to do this page and it seems simple I just cant remember how to do it
So, we have the expressions:
\(f(1)=2\text{ and }f(n)=f(n-1)+7\)Lets try to find the firsts numbers of this sequence:
\(f(1)=2\)\(f(2)=f(1)+7\rightarrow f(2)=2+7\rightarrow f(2)=9\)\(f(3)=f(2)+7\rightarrow f(3)=(2+7)+7\rightarrow f(3)=2+2\times7\rightarrow f(3)=16\)\(f(4)=f(3)+7\rightarrow f(4)=(2+2\times7)+7\rightarrow f(4)=2+3\times7=23\)If we continue the sequence, we can see the we can use the followed formula:
\(f(n)=2+(n-1)\times7\)To find the 30th number of the sequence, we just need to put 30 in the local of n:
\(f(30)=2+(30-1)\times7\rightarrow f(30)=2+29\times7=205\)So, our 30th number of the sequence is 205.
A biologist measured the lengths of hundreds of cuckoo bird eggs. Use the relative frequency distribution below to answer the questions that follow.
A. What percent of the group of eggs was less than 24.75 mm long?
B. What is the probability that one of the eggs selected at random was at least 21.75 mm long but less than 24.75 mm long?
Using the frequency table, it is found that:
a) 99.2% of the group of eggs were less than 24.75 mm long.
b) 0.471 = 47.1% probability that one of the eggs selected at random was at least 21.75 mm long but less than 24.75 mm long.
The frequency table gives the percentage of cuckoo bird eggs with the associated lengths.
For example, 0.8% of eggs have lengths between 18.75 and 19.75 millimetres.Item a:
0.8% of eggs were more than 24.75 mm.Thus, 100 - 0.8 = 99.2% were less than 24.75 mm long.
Item b:
37.9% between 21.75 and 22.75 mm.28.5% between 22.75 and 23.75 mm.10.7% between 23.75 and 24.75 mm.In total:
\(37.9 + 28.5 + 10.7 = 47.1\)
47.1% of the eggs are in these lengths, thus, 0.471 = 47.1% probability that one of the eggs selected at random was at least 21.75 mm long but less than 24.75 mm long.
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A rectangle with a length of 5cm and width of 2cm is cut diagonally. What is the area of one of the triangles formed?
PLEASE LEAVE STEPS!
Answer:
5cm^2
Step-by-step explanation:
l=5 w=2
Area= 5×2
=10cm^2
Area of triangle= 10/2
=5cm^2
write the word form 12.97.
A distribution with three or more peaks is said to be
When a distribution has three or more peaks then it is said to be a multimodal distribution .
What are the types of distributions ?In histograms, there are often three types of distributions which are classified according to the number of peaks that they have . A unimodal distribution would be a histogram that has a single peak in its distribution .
Then there are binomial distributions which boast of having two peaks , Then finally, there is the multimodal distribution which is for all distributions with either three peaks, or more than that .
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ALGERBA HOMEWORK HELP
Answer:
Step-by-step explanation:
Hey guys please help me with my quiz its about finding the values of letters in angles!!
The value of x is given as follows:
x = 24.
The measure of angle DFE is given as follows:
<DFE = 62º.
How to obtain the measures?To obtain the measures, we consider that the sum of the measures of the internal angles of a triangle is of 180º.
The internal angle measures for this problem are given as follows:
180 - (5x - 14) -> each angle is supplementary with it's external.44º.3x - 10.Hence the value of x is obtained as follows:
180 - 5x + 14 + 44 + 3x - 10 = 180
228 - 2x = 180
2x = 48
x = 24.
The measure of angle DFE is obtained as follows:
<DFE = 3(24) - 10
<DFE = 72 - 10
<DFE = 62º.
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Victor Vogel is 27 years old and currently earns $65,000 per year. He recently picked a winning number in the Wisconsin lottery. After income taxes he took home $1,000,000. Victor put the entire amount into an account earning 5% per year, compounded annually. He wants to quit his job, maintain his current lifestyle and withdraw enough at the beginning of each year to replace his salary. At this rate, how long will the winnings last?
Got the explanation from classmates
N=??? I/Y=5 PV=1000000 PMT=-65000 FV=0
It will last 27 years.
Answer:
27 years
Step-by-step explanation:
The formula for the number of payments can be used:
N = -log(1 +0.05(1 -1000000/65000))/log(1.05) +1 = 27.03
There will be a couple thousand dollars left after the 27th payment.
The winnings will last 27 years.