Answer:
SQUARE 1:
100% ; 75%
Step-by-step explanation:
I'm pretty sure this is right i hope this help
For the equation shown below, solve for \( y \) as a function of \( x \) and express the result in function notation. Use \( f \) for the name of the function. \[ -12 x+4 y=32 \] The function is
The function that represents the given equation is:
f(x) = 3x + 8
The equation is -12x + 4y = 32. To solve for y as a function of x, we need to isolate y on one side of the equation.
Adding 12x to both sides, we get 4y = 12x + 32.
To solve for y, we divide both sides of the equation by 4. This gives us y = 3x + 8.
Hence, the function that expresses y as a function of x is:
f(x) = 3x + 8.
Using this function, we can determine the value of y corresponding to any given x value. For example, if we substitute x = 5 into the function, we have f(5) = 3(5) + 8 = 15 + 8 = 23. Therefore, when x is 5, y is 23 according to the function f(x) = 3x + 8.
In summary, the function f(x) = 3x + 8 represents the relationship between x and y in the given equation, allowing us to calculate the corresponding y value for any given x value.
Therefore, the function that represents the given equation is:
f(x) = 3x + 8
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A heavy rope, 50 ft long, weighs 0.5 lb/ft and hangs over the edge of a building 120 ft high.
(a) How much work is done in pulling the rope to the top of the building?
(b) How much work is done in pulling half the rope to the top of the building?
2x+5+7x = 8x-11 solve for x
Answer:
x
Step-by-step explanation:
2x + 5 + 7x = 8x -11 Combine like terms
9x + 5 = 8x -11 Subtract 8x from both sides of the equation
x + 5 = -11 Subtract 5 from both sides of the equation.
x= -16
Answer: -16
Step-by-step explanation:
2x+5+7x = 8x-11 simplifies into 9x+5 = 8x -11.
Move 8x to the other side - put like terms together : 9x-8x+5 = -11
Which is simplified into x+5 = -11
Move 5 to the other side to isolate x: x = -11 -5
Combine -11 and -5
x = -16
I need help!!1111!1
Question: Sara bakes 16 cupcakes in 20 minutes. She can bake 36 cupcakes in? minutes.
Answer:
45 minutes
Step-by-step explanation:
We will create a ratio for this. We know she can bake cupcakes : time, c : t. We know that c : t = 16 : 20. We will divide our ratio by 4, giving us:
4 : 5
Then we will multiply by 9
36 : 45
Therefore, it will take 45 minutes.
Answer:
She can bake 36 cupcakes in 45 minutes
Step-by-step explanation:
Here is our module
16 cupcakes - 20 minutes
36 cupcakes - ? minutes
So we take a simple clarified equation:
( 36 ÷ 16 ) × 20 = 45 ( minutes )
So to conclude this we got this review sentence:
She can bake 36 cupcakes in 45 minutes
Please mark me brainliest pleazzzzzzzzzzzze
look at picture and solve
Answer:
79°
Step-by-step explanation:
PQO is straight angle with measure of 180°
the given angles' sum makes 101° and we need 79 to complete it to 180° therefore the angle STQ = 79°
What is the domain of the function shown in the graph below?
[-5,oo)
domain = left to right
Find the measure of angles 1 and 2
I really need to get this done by today!
The unknown angles are as follows:
∠1 = 118°∠2 = 62°How to find measures of angles?The measures of angle 1 and 2 can be found as follows:
When parallel lines are cut by a transversal line, angle relationships are formed such as corresponding angles, alternate angles, vertically opposite angles etc.
Therefore,
∠1 + ∠2 = 180(sum of angle on a straight line)
∠1 = 118(alternate angles)
118 + ∠2 = 180
∠2 = 180 - 118
∠2 = 62 degrees
Therefore,
∠1 = 118 degrees
∠2 = 62 degrees.
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Si: a + b + c = 18
hallar: abc + bca + cab
Answer:
abc + bca + cab
abc(1+1+1)
3×18
54
Answer:
54
Step-by-step explanation:
a + b + c = 18
abc + bca + cab = ???
18 / 3 = 6
a = ? = 6
b = ? = 6
c = ? = 6
(6 + 6 + 6) + (6 + 6 + 6) + (6 + 6 + 6)
(18) + (18) + (18)
abc + bca + cab = 54
Which point represents the value of –(–2) on the number line?
Point A
Point B
Point C
Point D
Answer:
yo where is it
Step-by-step explanation:
PLEASEEEEE HELP ME!!!!!!!!
Answer:
\(f(x)=4x-2\\f(4)=4(4)-2\\f(4)=16-2\\f(4)=14\)
Step-by-step explanation:
Marian went shopping for shirts and pants today. If he bought five shirts that each cost $15 and four pairs of pants which each cost $10 how much money in total did he spend
Answer:
$115
Step-by-step explanation:
shirt: $15 each
pants: $10 each
5 shirts + 4 pants =
= 5 × $15 + 4 × $10
= $75 + $40
= $115
Answer: $115
What are the SSS SAS and AAS congruence criteria?
The definition of SSS, SAS, and AAS congruency conditions is shown.
SSS condition:
In accordance with the SSS rule, two triangles are considered to be congruent if their corresponding three sides are equal on both triangles.
SAS condition:
The two triangles are congruent if two sides and the included angle of one triangle match those of a second triangle by two sides and the included angle.
AAS condition:
The triangles are said to be congruent when two angles and a non-included side of one triangle match the corresponding angles and sides of another triangle.
Therefore, the definition of SSS, SAS, and AAS congruency conditions is shown.
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If an interval estimate is said to be constructed at the 90 confidence level, the confidence coefficient would be _____. a. .1 b. .95 c. .05 d. .9
If an interval estimate is said to be constructed at the 90 confidence level, the confidence coefficient would be 0.9.
Confidence level:
Confidence level means the proportion or frequency of acceptable confidence intervals that contain the true value of the unknown parameter.
For example,
A 0% confidence level means you have no faith at all that if you repeated the survey that you would get the same results.
Confidence Coefficient:
Confidence coefficient states the confidence level stated as a proportion, rather than as a percentage.
For example, if you had a confidence level of 99%, the confidence coefficient would be .99.
Given,
Here we know that the confidence level is 90%, now we have to find the confidence coefficient of it.
Based on the definition,
The confidence coefficient for 90% confidence level is 0.9.
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What is the area of the base square?
Base area can be determined using the same method as the square's area, which is side side or base edge².
Define the term area of base square?A square pyramid consists of three parts. Apex refers to the pyramid's highest point. The base is the square at the bottom. Faces are the three triangle sides.
A square pyramid consists of three parts.
Apex refers to the pyramid's highest point.The base is the square at the bottom.Faces are the three triangle sides.Square Pyramid Base Area
Due to the square base of the square pyramid, its base area can be determined using the same method as the square's area, which is side side or base edge².
Example: Assume that a square pyramid's base edge is given as seven units. Thus, BA = 7 x 7 = 49 square units is the size of the square pyramid's base.
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I’ll give brainliest please help! Using point slope form find the equation of the line with the given slope that passes through the given point
Answer:
it’s A
Step-by-step explanation:
I graphed it out
If you have a home with an assessed value of $784,345, what is the difference in what you would pay in taxes in new jersey, which has a 2.4% property tax, and hawaii, which has a 0.27% property tax?
$35,530.83
$18,824.28
$16,706.55
$2,117.73
The difference in what you would pay in taxes is $16,706.55
How to determine the difference in tax?The given parameters are:
Assessed value = $784,345Tax in New Jersey = 2.4%Tax in Hawaii = 0.27%The difference in tax is:
Difference = 2.4% - 0.27%
Evaluate
Difference = 2.13%
The amount is then calculated as:
Amount = 2.13% * $784,345
Evaluate
Amount = $16,706.55
Hence, the difference is $16,706.55
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Which sequences are geometric? Check all that apply.What is f(5) if f(1) = 3.2 and f(x + 1) = Five-halves(f(x))?
The required value of the function f(5) is given by when f(1) = 3.2 and f(x + 1) = Five-halves(f(x)) is given by, f(5) = 125.
Given the the function is defined as,
f(1) = 3.2
and f(x + 1) = five halves (f(x))
So, f(x + 1) = (5/2)f(x)
We have to find the value of f(5).
Substituting the value x = 1 in the function we get,
f(2) = (5/2)f(1) = (5/2)*(3.2) = 8
Substituting the value x = 2 in the function we get,
f(3) = (5/2)f(2) = (5/2)*8 = 20
Substituting the value x = 3 in the function we get,
f(4) = (5/2)f(3) = (5.2)*20 = 50
Substituting the value x = 4 in the function we get,
f(5) = (5/2)f(4) = (5/2)*50 = 125
Hence the value of f(5) is 125.
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2. A bicycle wheel has a diameter of 26 inches. Isabelle rides the bike so that the wheel makes
two complete rotations per second. Which function models the height of a spot on the edge
of the wheel? Explain your thinking.
The answer is right here
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you make $30 in 2 1/2 hours of work how much do you make in 1 hour
Answer:14.6341463415
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
30 divided by 2 1/2
The radius of a circle is 3 centimeters. What is the length of a 180° arc?
Give the exact answer in the simplest form.
Answer:
9.42 cm
Step-by-step explanation:
3.14*3=9.42
9.42*2=18.42
18.42/2=9.42
The points U(-2,-5), v(5,-5), w(9,3), and x(2, 3) form parallelogram UVWX.
Plot the points then click the "Graph Quadrilateral" button. Then find the perimeter
of the parallelogram. Round your answer to the nearest tenth if necessary,
A graph of this parallelogram is shown below.
The perimeter of a parallelogram is equal to 31.8 units.
How to calculate the perimeter of a parallelogram?In Mathematics and Geometry, the perimeter of a parallelogram can be calculated by using this mathematical equation (formula);
P = 2(L + W)
Where:
P represent the perimeter of a parallelogram.W represent the width of a parallelogram.L represent the length of a parallelogram.For the length, we have:
Distance UX = √[(x₂ - x₁)² + (y₂ - y₁)²]
Distance UX = √[(2 + 2)² + (3 + 5)²]
Distance UX = √80
Distance UX = 8.9 units
For the width, we have:
Distance WX = √[(x₂ - x₁)² + (y₂ - y₁)²]
Distance WX = √[(2 - 9)² + (3 - 3)²]
Distance WX = √49
Distance WX = 7 units.
P = 2(UX + WX)
P = 2(8.9 + 7)
P = 31.8 units.
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You were lifting weights with 220,000 and a volume of 1000cm^3. what is the density?
Answer:
220g/cm³
Step-by-step explanation:
Given parameters:
Mass of the weight = 220000g
Volume = 1000cm³
Unknown:
Density of weight = ?
Solution:
Density is the mass per unit volume of a substance.
Mass is the amount of matter in a substance.
Volume is the amount of space a substance occupies
Density = \(\frac{mass}{volume}\)
Input the parameters and solve
Density = \(\frac{220000}{1000}\) = 220g/cm³
Jared is trying to save up to buy a car. He has already saved $400. He makes $20 an hour (h) at his job.
Jared needs to have $1200 or more in order to puy the car he wants. How many hours will Jared have to
work in order to save enough money to buy the car?
Answer:
60 hours
**brianly pls
Step-by-step explanation:
based on the effect size conventions, d = 0.60 is a
Based on effect size conventions, d = 0.60 is considered a moderate effect size. It is a standardized measure that quantifies the magnitude of the difference or relationship between two groups or variables.
It provides a standardized way to compare the strength of effects across different studies or contexts. Effect size conventions vary across disciplines and research areas, but a commonly used benchmark is Cohen's d. In this convention, an effect size of d = 0.20 is considered small, d = 0.50 is considered medium or moderate, and d = 0.80 is considered large.
Therefore, with a value of d = 0.60, the effect size is considered moderate according to this convention. It indicates a meaningful and noticeable difference or relationship between the groups or variables being studied, but not as strong as a large effect size would suggest.
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After 4 years, $20,000 deposited in a savings account with simple interest had earned $800 in interest. What was the interest rate?
The interest rate for the savings account is 5% after 4 years, $20,000 deposited in a savings account with simple interest earned $800 in interest.
We can use the formula for simple interest to solve the problem:
Simple interest = (Principal * Rate * Time) / 100
where Principal is the initial amount deposited, Rate is the interest rate, and Time is the time period for which the interest is calculated.
We know that the Principal is $20,000 and the time period is 4 years. We are also given that the interest earned is $800. So we can plug in these values and solve for the interest rate:
$800 = (20,000 * Rate * 4) / 100
Multiplying both sides by 100 and dividing by 20,000 * 4, we get:
Rate = $800 / (20,000 * 4 / 100) = 0.05 or 5%
Therefore, the interest rate for the savings account is 5%.
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A statistical analysis of 1,000 long-distance telephone calls made by a company indicates that the length of these calls is normally distributed, with a mean of 230 seconds and a standard deviation of 40 seconds. Complete parts (a) through (d).
a. What is the probability that a call lasted less than 180seconds?
b. What is the probability that a call lasted between 180 and 310 seconds?
c. What is the probability that a call lasted more than 310seconds
d. What is the length of a call if only 10% of all calls areshorter
a) The probability that a call lasted less than 180 seconds is 0.1056.
b) The probability that a call lasted between 180 and 310 seconds is 0.8716.
c) The probability that a call lasted more than 310 seconds is 0.0228
d) The length of a call if only 10% of all calls are shorter is 178.736 seconds.
Given,
Statistical analysis of 1000 calls .
Normal distribution with mean of 230 seconds and standard deviation of 40 seconds .
a)
Firstly,
Calculating the z-score:
z = (x - μ) / σ
z = (180 - 230) / 40
z = -50 / 40
z = -1.25
Probability of a z-score of -1.25 is approximately 0.1056.
b)
First, calculate the z-scores:
z1 = (180 - 230) / 40 = -1.25
z2 = (310 - 230) / 40 = 2
Probabilities associated with these z-scores are:
P(z < -1.25) ≈ 0.1056
P(z < 2) ≈ 0.9772
To find the probability between 180 and 310 seconds, we subtract the two probabilities:
P(180 < x < 310) = P(z < 2) - P(z < -1.25)
P(180 < x < 310) ≈ 0.9772 - 0.1056
P(180 < x < 310) ≈ 0.8716
c)
Calculate the z-score:
z = (310 - 230) / 40 = 2
Probability associated with a z-score of 2 is:
P(z > 2) ≈ 1 - P(z < 2)
P(z > 2) ≈ 1 - 0.9772
P(z > 2) ≈ 0.0228
d.
Calculate the z-score for the 10th percentile (0.10):
z = invNorm(0.10) ≈ -1.2816
The z-score formula is used to find the length of the call:
x = μ + z * σ
x = 230 + (-1.2816) * 40
x ≈ 230 - 51.264
x ≈ 178.736
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Can someone help me
Answer:
C. there is no solution
Step-by-step explanation:
Add 6 to both sides:
2x- 6 + 6=2x +5 + 6
Simplify equation above:
2x=2x+11
Subtract 2x from both sides:
2x - 2x=2x+11 -2x
Simplify equation above:
0 = 11
The sides are not equal, Therefore there is no solution :(
unit rate of 3/4 quart per 1/2 ounce
Answer:
1.5 quarts/ounce
Step-by-step explanation:
I'll assume the question wants to know the simplified conversion factor for quarts and ounces.
((3/4)quart)/((1/2)oz))
Can be rewritten as:
(3/4)/(1/2) (quart/oz)
(3/4)/(1/2) can be written as: (3/4)*(2/1) [Invert the denominator and multiply]
(3/4)*(2/1) = (6/4)
(6/4) = (3/2)
(3/2) [or 1.5] quarts/ounce
Hey circle has a diameter of 28 m what is the circumference use 3.14 for pie and do not round your answer be sure to include the unit in your answer 
Answer:
87.92 m
Step-by-step explanation:
Circumference = pi*diameter
3.14*28m = 87.92 m
please help
1. x/4 = 12.5
2. 8w = 120
3. 6 = z/4.5
4. 20 = 2.5m
1) x =
2) w =
3) z =
4) m =