That after 12 hours, there are -9 gallons of water in the tank.
What is number?Number is a mathematical object used to measure, count, or label. It can represent a quantity, magnitude, or position in a sequence. Numbers are used in many areas of life, including science, engineering, economics, finance, and even art. Numbers can also be used to represent abstract concepts such as time, emotion, or other qualities.
The graph below shows the points on the coordinate plane with the ordered pairs given. The points indicate that the tank of water is leaking at a rate of 3 gallons per hour. This can be calculated by subtracting 24 gallons from 27 gallons which is the difference between the first two points, and dividing by the difference in time which is 5-1, or 4 hours. This can be generalized to the other points, where the differences between the points divided by the difference in time will always be 3 gallons per hour.
This is happening because the rate of the leak is constant and therefore the decrease in gallons of water will follow the same pattern. As time increases, the number of gallons of water in the tank decreases by 3 for every hour that passes.
This can be used to determine the number of gallons in the tank at any given time by using the equation:
Gallons = 27 - (3 x hours)
Therefore, if the tank has been leaking for 12 hours, the equation becomes:
Gallons = 27 - (3 x 12)
Gallons = 27 - 36
Gallons = -9
This means that after 12 hours, there are -9 gallons of water in the tank.
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.......... do it now? Can't I do it later?
a) I've to
b) Have I
c) Do I have to
d) Should I
Answer:
d
Step-by-step explanation:
You are asking a question trying to suggest whether it can be done later
11 players are going to practice in the batting cage. how many different orders are possible
Answer:
Step-by-step explanation:
Which one of these relationships is different than the other three?
Group of answer choices
A
B
C
D
help!!!1
Answer:
B
Step-by-step explanation:
I got this by looking at the graph and the numbers that I got vertically and horizontally I divided them .
In a popular online role playing game, players can create detailed designs for their character's "costumes," or appearance. Isabella sets up a website where players can buy and sell these costumes online. Information about the number of people who visited the website and the number of costumes purchased in a single day is listed below.
105 visitors purchased no costume.
41 visitors purchased exactly one costume.
8 visitors purchased more than one costume.
Based on these results, express the probability that the next person will purchase one or more costumes as a decimal to the nearest hundredth.
The probability that the next person will purchase one or more costumes can be found by dividing the number of visitors who purchased one or more costumes by the total number of visitors.
The total number of visitors is 105 + 41 + 8 = 154.
The number of visitors who purchased one or more costumes is 41 + 8 = 49.
So the probability that the next person will purchase one or more costumes is 49/154, which is approximately 0.32 to the nearest hundredth.
the value of (-15/23)+(+30/-46) is ---------.
\( \frac{ - 15}{23} + \frac{30}{ - 46} \\ = \frac{ - 15}{23} + \frac{(2) \times (15)}{(2) \times ( - 23)} \\ = \frac{ - 15}{23} + \frac{15}{ - 23} \\ = \frac{ - 15}{23} - \frac{15}{23} \\ = \frac{ -3 0}{23} \\ = - 1.3\)
Determine whether the series is convergent or
divergent. If it is convergent, find its sum.
Answer:
convergent
Step-by-step explanation:
Grade 9 math plzz helpp a or b or c or d
Answer:
\(g(x) = 3^{x -4}\)
Step-by-step explanation:
Given
\(f(x) = 3^x\)
g(x) = f(x) 4 units left
Required
Find g(x)
When a point is translated 4 units left, the rule is:
\(x \to x - 4\)
So, we have:
\(g(x) = f(x-4)\)
\(f(x-4)\) is calculated as:
\(f(x-4) = 3^{x -4}\)
Hence:
\(g(x) = 3^{x -4}\)
Given: m∡MXY = m∡KXY
What is the conclusion reached by this proof?
Answer:
b
Step-by-step explanation:
just took it
Answer:
B. m∠JXY = m∠NXY
Step-by-step explanation:
I got the answer correct
what is 50 + 0 x 20 + 10?
\(50 + 0 \times 20 + 10 \\ 50 + 0 + 10 \\ = 60\)
pleas anwear fast
Graph the function.
�
(
�
)
=
4
⋅
(
3
2
)
�
f(x)=4⋅(
2
3
)
x
f, left parenthesis, x, right parenthesis, equals, 4, dot, left parenthesis, start fraction, 3, divided by, 2, end fraction, right parenthesis, start superscript, x, end superscript
The graph of the function f(x) = 4(2/3)^x is added as an attachment
How to determine the graph of the functionFrom the question, we have the following parameters that can be used in our computation:
f(x)=4⋅(
2
3
)
x
Express the equation properly
So, we have
f(x) = 4(2/3)^x
The above expression is a an equation of a exponential function
Next, we plot the graph using a graphing tool
To plot the graph, we enter the equation in a graphing tool and attach the display
See attachment for the graph of the function
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Solve the problem.
Four students used different methods to approximate the diagonal distance across the middle school gym. The students and their measurements are shown in the following table. Calculate the decimal equivalent for each measurement rounded to the nearest hundredth yard. Write the decimal next to each worker’s name in the table
The decimal calculation for Arturo's is 18.97, Bonnie's is 20.51, Courtney's is 31.42, Dawson's is 35.00.
Describe Measurements?Measurement is the process of assigning a numerical value to a physical quantity, such as length, weight, temperature, or time. Measurements are used to quantify and compare different aspects of the world around us, and they play a crucial role in many areas of science, engineering, and everyday life.
Measurements can be made using a variety of tools and techniques, ranging from simple rulers and scales to sophisticated scientific instruments. The accuracy and precision of a measurement depend on many factors, including the quality of the measuring instrument, the skill of the person making the measurement, and the conditions under which the measurement is taken.
In order for measurements to be meaningful and useful, they must be expressed in units that are well-defined and universally accepted. The International System of Units (SI) is the most widely used system of units in the world, and it is based on seven fundamental units of measurement, including the meter for length, the kilogram for mass, the second for time, and the kelvin for temperature.
Student Measurement (yards) Decimal Calculation
Arturo 6√28 18.97
Bonnie 8√17 20.51
Courtney 10π 31.42
Dawson 3.5√100 35.00
To calculate the decimals, we can use a calculator to evaluate the square roots and π, and then multiply by the given constant factor, and round the result to the nearest hundredth yard.
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The complete question is:
if a=1 b =2and c= -3 find the value of a2b2c-2
Hello !
you made a typo with the c^-2 because otherwise it does not make a round result
\(a^{2} *b^{2} *c^{2} \\\\= 1^{2} *2^{2}* (-3)^{2} \\\\= 1*4*9\\\\\boxed{= 36}\)
Can you please help me
Answer:
-17 (I believe)
Step-by-step explanation:
If x = 64 then the first one is asking for the square root of 64 (8)
With y being 25 the second part of this problem is actually really easy, all its doing is getting the square root and then squaring it (doing nothing at all) so that would just be 25 which would make it
8-25 which would be -17
What is the rule for the reflection?
M(-5,4)
M'(5 4)
4
Ory-axis(x, y) + (-x, y)
Ory-axis(x, y) = (x, -y)
Orx-axis(x, y) - (x, y)
Orx-axis(x, y) = (x, -y)
(-6,2) N(-3,2)?
N'(32
L'6,2
2.
Answer:
The rule of reflection over y-axis is (x,y)→(-x ,y)
M(-5,4) →M¹( 5 , 4)
N(-3,2) →N¹(3 ,2)
L(-6,2) →L¹( 6,2)
Step-by-step explanation:
Explanation:-
Type of transformation change to co-ordinate point
Reflection over x-axis (x,y)→(x ,-y)
Reflection over y-axis (x,y)→(-x ,y)
Given co-ordinate is M(-5,4)
The reflection over y-axis is (x,y)→(-x ,y)
M(-5,4) →( 5 , 4)
N(-3,2) →(3 ,2)
L(-6,2) →( 6,2)
Answer: the answer is a
Step-by-step explanation:
Hope that helped
Solve 3(2-4x)=5-8x
PLS SHOW CLEAR ALGEBRAIC WORKING
The solution to the given algebraic expression 3(2-4x) = 5-8x is x = 1/4
How to solve algebraic expression?3(2-4x) = 5-8x
open parenthesis
6 - 12x = 5 - 8x
combine like terms
6 - 5 = -8x + 12x
1 = 4x
divide both sides by 4
x = 1/4
Ultimately, x = 1/4 is the answer to the algebraic expression.
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Tamara received a credit of $25 at the yarn store. What amount can she spend using the credit?
$50
$40
$30
$20
3/4 divided by 1/2 please hurry !!
Answer:
3/2 or 1.5
Step-by-step explanation:
(3/4) / (1/2) = (3/4) * (2/1)
= 6/4
= 3/2
It is given that,
→ 3/4 ÷ 1/2
We can divide the given values,
→ 3/4 ÷ 1/2
→ 3/4 × 2/1
→ 6/4
→ 3/2 (or) 1.5
Thus, 3/2 (or) 1.5 is the answer.
Write a polynomial
f(x)
in general form that has the following characteristics.
• Degree 3
• Leading coefficient of 4
• One double root at
x = −6
• One root at
x = 5/2
The general form representation of the polynomial which is as described in the task content is; f(x) = 4x³ + 38x² + 24x - 360.
Polynomials in general form.It follows from the task content that the Polynomial in discuss has;
Degree 3.Leading coefficient of 4.One double root at, x = −6.One root at; x = 5/2.Therefore, the factored form of a polynomial can be written as follows;
P(x) = a (x - p) (x - q) (x - r) where p, q and r are the roots of the polynomial and a is the leading coefficient.
Since the factors of the polynomial f(x) are; (x + 6), (x + 6) and (x - 5/2).
Hence, the polynomial f(x) in discuss can be written as follows;
f(x) = 4 (x + 6) (x + 6) (x - 5/2)
f(x) = (x + 6) (x + 6) (4x - 10)
f(x) = 4x³ + 38x² + 24x - 360
Therefore, the required polynomial in standard form is; f(x) = 4x³ + 38x² + 24x - 360.
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Ronald carved 3/3/8 of a totem pole. he says that the totem pole is 3/4 completed.
Part A if h represents the height in feet of the finished totem pole ,then 3/4h=3/3/8 represents this situation. Which equations show the use of the reciprocal to write an equivalent equation that can be used to solve for h?
The height of the totem tree after solving the equation is 1/6 units
What is an equation?An equation is an expression that shows how numbers and variables relate with each other.
Mathematical operations include addition, subtraction, division and multiplication. Mathematical operations are used in equations
Let h represent the height of the totem pole.
Ronald carved 3/3/8 of a totem pole. he says that the totem pole is 3/4 completed. Hence:
(3/4)h = 3÷3÷8
(3/4)h = 3 * (1/3) * (1/8)
(3/4)h = 1/8
Cross multiplying gives:
h = (4 * 1)/(3 * 8)
h = 1/6
The height of the tree is 1/6 units
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A ship is anchored off a long straight shoreline that runs north and south. From two observation points
miles apart on shore, the bearings of the ship are
and
. What is the distance from the ship to each of the observation points? Round each answer to the nearest tenth of a mile.
The distance from the north most ship to the observation is
miles.
The distance from the south most ship to the observation is
miles.
The distance from the north most ship to the observation is 2.9 miles and the distance from the south most ship to the observation is 9.9 miles.
The bearing is defined as the angle measured clockwise from the north direction. A ship is anchored off a long straight shoreline that runs north and south.
From two observation points miles apart on shore, the bearings of the ship are 52 degrees and 134 degrees respectively. To find the distance from the ship to each of the observation points, we can use trigonometry.
Let's call the distance from the north observation point to the ship x, and the distance from the south observation point to the ship y. The bearings from the north and south observation points can be drawn as follows:
[asy]
unitsize(1cm);
pair O = (0,0), N = (-2,0), S = (2,0), A = (-2,1), B = (2,-1);
draw(O--N--A,Arrow);
draw(O--S--B,Arrow);
\(label("$52^\circ$", N + 0.3*dir(52), NE);\)
\(label("$134^\circ$", S + 0.3*dir(134), SE);\)
draw(O--A--B--cycle,dashed);
\(label("$x$", (N+A)/2, W);\)
\(label("$y$", (S+B)/2, E);\)
[/asy]
We can use the tangent function to find x and y, since we have the angle and opposite side.
From the north observation point, we have:
\($$\tan(52^\circ) = \frac{x}{2}$$$$x = 2\tan(52^\circ) \approx 2.95$$\)
From the south observation point, we have:
\($$\tan(134^\circ) = \frac{y}{2}$$$$y = 2\tan(134^\circ) \approx 9.88$$\)
Therefore, the distance from the north most ship to the observation is 2.9 miles and the distance from the south most ship to the observation is 9.9 miles.
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Question is in the picture.
A formula that describes the average revenue per person is:
average revenue per person = 1.4w
How to find a formula that describes the average revenue per person?Average revenue per person is the ratio of the total revenue received to the number of people. It is calculated by dividing total revenue by the number of people.
We have:
Total revenue formula, M = 350w⁴
Total number of people formula, T = 250w³
Thus,
Average revenue per person = M/T
Average revenue per person = 350w⁴/250w³
Average revenue per person = 1.4w
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A train leaves the station at time t=0. Traveling at a constant speed, the train travels 420 kilometers in 3 hours. Answer parts a and b.
Answer:
a) distance = (rate) x (time) or do they want rate = distance / time
Step-by-step explanation:
the rate is 420 km / 3 hr = 140 km/hr
Data will be collected on the following variables. Which variable in most likely to be approximated by a normal model? A. The distribution of the number of books read last week by middle school students, where the right tal of the distribution is longer than the left b. The distribution of life spar, in minutes, for batteries of a certain size, where most life spans cluster around the center of the distribution but with some very low and some very high Me sans с. The distribution of uger, in years, of the students at a certain college, where most students are between 18 and 22 years old, but ages greater than 22 will probably be more spread out than ages less than 18 d. The distribution of the number of birthdays per month for the employees at a certain company, where the number of birthdays in each month is approximately equat e. The distribution of the length of a stay, in days, in a hospital after surpery, where many patients have very short hospital stays, but some stays are quite lengthy and considered high outliers.
The variable most likely to be approximated by a normal model is c. The distribution of age, in years, of the students at a certain college, where most students are between 18 and 22 years old, but ages greater than 22 will probably be more spread out than ages less than 18.
A normal model is used to describe data that has a symmetrical distribution and where most values cluster around the center of the distribution. Of the variables listed, c. The distribution of age, in years, of the students at a certain college, where most students are between 18 and 22 years old, but ages greater than 22 will variable probably be more spread out than ages less than 18 is the most likely to be approximated by a normal model as it does have a symmetrical distribution and most values will cluster around the center.
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Rumus suatu fungsi di nyatakan dengan f (x) = 2x + 5. Jika f(a) = 7, nilai a adalah
Step-by-step explanation:
As my previous answer got deleted for being wrong (in which it was right), I will answer again.
The answer is 1. Why? Just plug it into the equation. F(1) = 2(1) + 5 = 7.
This is proof that it is right, and that there are some corrupt admins on brainly.
How to get to this solution?
Well notice how we are given what f(a) is. It is 2a + 5. So plug this in for f(a).
If we do so, we get 2a + 5 = 7.
Solving this equation, we get a = 1.
PLSSS HELP ME 14 POINTS
The transformation of f(x) to g(x) is :
Vertically compressed by a factor of 9Shifted down by 2 Describing the transformation of the functionsFrom the question, we have the following parameters that can be used in our computation:
The functions f(x) and g(x)
Where, we have
f(x) = x
g(x) = 1/9x - 2
The graph of the functions f(x) and g(x) are added as an attachment
And we have the transformations to be:
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Match the following. Match the items in the left column to the items in the right column. 1. domain the first element of a relation or function; also known as the input value. 2. output a relation in which every input value has exactly one output value. 3. input the x-value of a function. 4. relation any set of ordered pairs (x, y) that are able to be graphed on a coordinate plane. 5. function the y-value of a function. 6. range the second element of a relation or function; also known as the output value.
The matching of items and their corresponding descriptions are 1. Domain, 2.Output, 3. Input, 4. Relation, 5. Function, and 6. Range.
What is the appropriate matching of the following items?1. Domain - the first element of a relation or function; also known as the input value.
3. Input - the x-value of a function.
6. Range - the second element of a relation or function; also known as the output value.
4. Relation - any set of ordered pairs (x, y) that are able to be graphed on a coordinate plane.
2. Output - a relation in which every input value has exactly one output value.
5. Function - the y-value of a function.
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HELP WITH THIS EASY MATH AUESTION DOWN HELOW!! WILL MARK AS BRANLIEST AND I NEED AN EXPLANTION TOO
Answer:
A. 36, -36
Step-by-step explanation:
y = x^2 - 12x - 5
steps to complete the square
add a 5 to both sides to move the constant
x^2 - 12x = 5
Then take -12, the coefficient of the variable and divide by 2 and square.
12/2 = 6, 6^2 = 36
Then add 36 to both sides.
x^2 - 12x + 36 = 5 + 36
Then subtract the 5 and 36 from both sides.
x^2 - 12x + 36 - 36 - 5
Cecilia packed a fruit basket for her new neighbors. If 20% of 30 pieces of fruit were bananas, what fraction of the fruit were bananas? Help!
Answer:
6/30
Step-by-step explanation:
20 percent of 30 is 6 ^_^
whats 40 euros to usd?
Answer:
47.06 United States Dollar
\(\huge{\textbf{\textsf{{\color{navy}{An}}{\purple{sw}}{\pink{er}} {\color{pink}{:}}}}}\)
47.6 US DollarsHope it helpsThanks.For data at the interval level you cannot calculate meaningful differences between data entries.
a. True
b. False
Answer: A. FALSE
Step-by-step explanation: The interval scale presents a measurement level for representing numerical variables in an ordered and fixed manner. Measurement are represented on the scale at equal intervals with each difference between consecutive intervals being the same. With this attribute, data represented on an interval scale gives meaningful difference between the data entries also allowing the US to know the size of the interval. Interval scales allows us to make subtraction and addition on data it's data. Examples of data represented on interval scale include, Temperature, ph and other numeric data with arbitrary zero levels