The money collected during the second week was : 840
Determine the amount collectedAnalysis:
Total number of persons.
number of persons that paid first week = 12
number that paid second week = 62 - 12 = 50
if each person is to pay 16.40, then 50 people would pay = 16.4 x 50 = 840 dollars.
Hence we can conclude that The money collected during the second week was : 840
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Help Me out with this question plz thx
Answer:
6x³ - 8x + 9
Step-by-step explanation:
Step 1: Write out expression
2x + 7 + 6x³ - 1 + 3 - 6x - 4x
Step 2: Combine like terms (x)
6x³ - 8x + 7 - 1 + 3
Step 3: Combine like terms (constants)
6x³ - 8x + 9
Answer:
6x^3-8x+9.
Step-by-step explanation:
Rearrange the number with its like terms.
i.e. 6x^3+2x-6x-4x+7-1+3.
which will give us 6x^3-8x+9.
15,20,15,30,25 median mean mode
Answer:
Median:20
mean:21
mode:15
Hello there! :)
To find the mean, we must add all the terms in the dataset and then divide by how many there are.
15+20+15+30+25=105
105÷5=21
So the mean is 21.
To find the median, we must find the number in the middle.
First, arrange the terms from least to greatest:
15, 15, 20, 25, 30
Now, we can see than 20 is the median.
To find the mode, we must find the number that is seen most often in the dataset.
15 is seen twice
20 is seen once
25 is seen once
30 is seen once
So 15 is the mode.
Therefore, the mean is 21, the median is 20 and the mode is 15.Hope this helps you!
~Just a felicitous girlie
#HaveAMarvellousDay
\(SilentNature :)\)
Determine if the equation given in slope-intercept form represents the graph. If the equation is correct support your reasoning with why it is correct. if the equation is incorrect give the correct slipe-intercept form explaining how you determined it
Since the y-intercept of the line is (0,1) and the line passes through the point (2,4) which is also satisfied by the equation of the line, the given equation represents the graph of the line.
What is the slope-intercept form of a line?The slope-intercept form of a line is y = mx +c where m is the slope of the line and c is the y-intercept.
The given equation of the line is y = (3/2)x + 1.
To find the y-intercept of the line, substitute x = 0 into the given equation,
y = (3/2)(0) + 1
y = 1
Note that the y-intercept of the graph of the line is also 1.
The graph of the line passes through points (2,4).
To verify whether the equation satisfies the coordinates of (2,4) or not, substitute the coordinates of the point into the given equation:
4 = (3/2)(2) + 1
4 =4
The equation is true.
Hence, it can be said that the given equation represents the graph of the line.
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Please help thank you!!!
The population of a city was 10,000 in 2010. The population increase at an annual rate of 2.5% per year. Is the growth model function that represents the population of the city linear?
Answer:
The growth model that represents the population of this city is not linear--it is exponential:
\(f(t) = 10000( {1.025}^{t} )\)
\(t = 0 \: represents \: 2010\)
-1/2x-(1/2x+4)+12=17x-6(3x+5/6) What value of x makes the equation true? Show your work please.
Answer:
No Solution
Step-by-step explanation:
Keep in mind that if the grouping isn't right, then my result will be wrong:
-1/2x-(1/2x+4)+12=17x-6(3x+5/6)
Let me just change the formatting for convenience, and then begin the calculations:
\(-\frac{1}{2}x-\left(\frac{1}{2}x+4\right)+12=17x-6\left(3x+\frac{5}{6}\right)\:\)
\(-\frac{1}{2}x-\frac{1}{2}x-4+12=17x-18x-5\)
\(-2\cdot \frac{1}{2}x-4+12=17x-18x-5\)
\(-x-4+12=17x-18x-5\)
\(-x+8=17x-18x-5\)
\(-x+8=-x-5\)
\(-x=-x-13\)
\(0=-13\)
Result: No Solution
Pls help me!! The graph of g(x) shown below has the same graph of f(x)=2x but it is shifted down by 2 units write the equation for g(x)
Explanation
To translate the function up and down, you simply add or subtract numbers from the whole function. If you add a positive number (or subtract a negative number), you translate the function up. If you subtract a positive number (or add a negative number), you translate the function down.
For the given question, we have the parent function as
\(f(x)=2^x\)Since g(x) is obtained by shifting f(x) downwards by 2 units then
\(\begin{gathered} g(x)=f(x)-2 \\ g(x)=2^x-2 \end{gathered}\)The graphs are shown below
Therefore, the value of g(x) is
\(g(x)=2^x-2\)
i don't understand how to do this.. can someone help, please
The possible values for angles 1, 2, and 3 given that lines a and b are parallel lines include the following:
m∠1 = 60°.m∠2 = 120°.m∠3 = 60°.What are parallel lines?In Mathematics and Geometry, parallel lines are two (2) lines that are always the same (equal) distance apart and never meet or intersect.
Note: Assuming angle 1 is equal to 60 degrees.
In Mathematics and Geometry, the vertical angles theorem states that two (2) opposite vertical angles that are formed whenever two (2) lines intersect each other are always congruent, which simply means being equal to each other:
m∠1 ≅ m∠3 = 60°.
Based on the linear pair postulate, the measure of angle 2 can be determined as follows;
m∠1 + m∠2 = 180°
60° + m∠2 = 180°
m∠2 = 180° - 60°
m∠2 = 120°
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8/2-4x6:(2+6) how it’s
Answer:
= -12x+10
Step-by-step explanation:
Answer:
Its -12
Step-by-step explanation:
its -12 because 8/2-4x8= -20 and 2+6 is 8 then you add -20 by 8 then you have an Answer of -12
Hellpppp please!! I’m stuckk
The solution for the subtraction of the given polynomial functions in descending powers of x is -2x² - 6x + 23.
What is a polynomial function?In Mathematics, a polynomial function is a mathematical expression which comprises intermediates (variables), constants, and whole number exponents with different numerical value, that are typically combined by using mathematical operations such as the following:
Multiplication (product)AdditionSubtractionNext, we would subtract the two (2) given polynomials as follows;
Expression = (3x² - 5x + 12) - (5x² + x - 11)
Expression = 3x² - 5x + 12 - 5x² - x + 11
Rearranging the given polynomials by combining like terms, we have;
Expression = 3x² - 5x² - 5x - x + 11 + 12
Expression = -2x² - 6x + 23
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Write a^5•a^2 without exponents
(5n)2=(5n)(5n)=(5⋅5)(n⋅n)=25n⋅n.
Explanation: (5n)2=(5n)(5n)=(5⋅5)(n⋅n)=25n⋅n.
How to do this question
Answer:
Check your mathematics Text book...Then you can see heading True conditional statement..Check the example question then i am sure you will get the correct answer...
How do I solve the converse of the Pythagorean theorem of a right triangle
Answer:
I think its Yes!
Step-by-step explanation:
Hope this helps!!!
PLEASE HELP!! I DONT GET THIS LOL
Answer:
Step-by-step explanation:
The solution to a pair of linear equations will be at their common intersection.
Appears to me to be at (2, 4)
but we could check the math
y = x + 2
4 = 2 + 2
4 = 4 checks out on that line
y = -0.5x + 5
4 = -0.5(2) + 5
4 = -1 + 5
4 = 4 yup, checks out on that line too.
That will be the ONLY point that satisfies both equations.
If a seed is planted, it has a 75% chance of growing into a healthy plant.
If 6 seeds are planted, what is the probability that exactly 4 don't grow?
Answer:
It is binomial:
p= 0.75 = 75%
1-p = 0.25 = 25%
N = 10
k=7
"seven successes in 10 trials"
(10 choose 7) (0.75)^7 ( 0.25)^3 =
(10*9*8 / 3*2) * (0.75)^7 ( 0.25)^3 =
(5*3*8) (0.75)^7 ( 0.25)^3
120 (0.75)^7 ( 0.25)^3
= 0.25028228759765625
or just over 25%
Step-by-step explanation:
2 = (8 p +10)
how do you solve this problem?
Answer:
P=-1
Step-by-step explanation:
At 11:00 p.m. , the temperature in Alaska was -5 degrees. Four hours earlier, the temperature was 40 degrees warmer. What was the temperature at 7:00 p.m. ?
Answer:
35°
Step-by-step explanation:
-5° + 40° = 35°
So the ansWer is 35°
If f(-2) = a and (f • g) (-2) = 2a^2, which of the following is g (-2)?
Answer: \(g(-2)=2a\)
Step-by-step explanation:
\((f \cdot g)(-2)=f(-2)g(-2)\\\\\therefore a \cdot g(-2)=2a^2 \implies g(-2)=2a\)
The function g(-2) from the given functions is 2a.
What is the function?Functions are the fundamental part of the calculus in mathematics. The functions are the special types of relations. A function in math is visualized as a rule, which gives a unique output for every input x.
The given functions are f(-2)=a and (f·g)(-2)=2a².
Here, (f·g)(-2)=2a²
f(-2)·g(-2)=2a²
a·g(-2)=2a²
g(-2)=2a²/a
g(-2)=2a
Therefore, the function g(-2) is 2a.
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Please help me ASAP I’ll mark Brainly
Answer:
13(2+3)
Step-by-step explanation:
hope this is correct let me know if you need the steps!
Write an equation of the line below.
Answer:
x + 13 = 34
Step-by-step explanation:
its true
describe how a graph would look for the solution set for the inequality in problem 5. describe what the solution means and how the price of the balloons bought will affect the amount in the budget.
A)
i) the inequality to show the number of ballons that the dance committee can buy is: 0.80b + 65 ≤ 125
ii) solving the inequality above, we arrive at b ≤ 75
B) The graph is attached accordingly.
C) See the description of the solution below.
Let's start by defining our variables. Let b be the number of balloons that the dance committee could buy.
The cost of b balloons is $0.80b. We want to make sure that the cost of the balloons plus the amount already spent on decorations ($65) is less than or equal to the budget of $125. So we can write the following inequality:
0.80b + 65 ≤ 125
Now we can solve for b:
0.80b + 65 ≤ 125
0.80b ≤ 125 - 65
0.80b ≤ 60
b ≤ 75
Therefore, the dance committee can buy up to 75 balloons to stay within their budget.
To graph the solution set, we can plot b on the horizontal axis and shade the region to the left of b = 75, since b must be less than or equal to 75.
The solution set represents all possible values of b that satisfy the inequality. In this case, the solution set is b ≤ 75, which means that the dance committee can buy up to 75 balloons and still stay within their budget.
As the number of balloons increases, the cost of the balloons also increases, and the amount of money left in the budget decreases.
Therefore, the more balloons the dance committee buys, the less money they will have left for other decorations or expenses.
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Full Question:
Since the above question is incomplete, it appears you are referring to the question below.
The dance committee has a budget of $125 to decorate the gym for a spring dance. They already spent $65. Some members want to buy helium balloons that cost $0.80 each.
A) Write and solve an inequality to show the number of balloons that the dance committee could buy.
B) Graph the solution set for the inequality.
C) Describe what the solution means and how the number of balloons affects the amount in the budget.
Find the midpoint of the line segment joining the points (10, 13) and (−7, 7).
Answer:11.5and 0
Step-by-step explanation:
A number is multiplied by three, then five is added to get 19.
Answer:
5
Step-by-step explanation:
The problem is:
3 x 5 = 15
15 + 4 = 19
Solve the system of equations by graphing.
y = -2
y = -3
2
x + 4
The system of graphs is a very unique concept which helps to understand various concepts in a visual way.
How does this occur?
The two lines intersect at (-3, -4), which is the system of equations' solution.
Using the slope and y-intercept, graph an equation as follows:The equation y = mx + b's y-intercept can be found.Determine the y-intercept. The purpose will be (0, b).The slope=m of the equation y = mx + b can be found.Run from the slope while taking a single step using the rise.Your line should join those two spots.This is how the equation can be solved-
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y = ²√x - 3
X
-10
-4
-2
4
y
Answer:
di mo po alam yan
oh di po kayo makain tindi tagalog
What is 7/11 x 1/4 in simplest form
Answer:
\(\frac{7}{11} * \frac{1}{4}\) = \(\frac{7}{44}\).
Cannot reduce it. Then it will make the numerator a decimal
Which cannot happen.
\(\frac{7}{44}\) is the answer then
Answer:
7/11 x 1/4 = 0.015
I hoped it helped you.
Solve using the quadratic formula: 2n^2= 6n - 2
Answer:
\(n_1=(3 + 1\sqrt{5} )/2\\\\n_2=(3 - 1\sqrt{5} )/2\)
Step-by-step explanation:
\(2n^2= 6n - 2\\\\2n^2-6n+2=0\\\\a=2\\\\b=-6\\\\c=2\)
\(n=(-b \pm \sqrt{b^2-4ac} )/2a\\\\n=(-(-6) \pm \sqrt{(-6)^2-4(2)(2)} )/2(2)\\\\n=(6 \pm \sqrt{36-16} )/4\\\\n=(6 \pm \sqrt{20} )/4\\\\n=(6 \pm 2\sqrt{5} )/4\\\\n=(3 \pm 1\sqrt{5} )/2\\\\n_1=(3 + 1\sqrt{5} )/2\\\\n_2=(3 - 1\sqrt{5} )/2\)
Please help! I dont get how to get the answer
The value of angle x in the triangle is 15°
How to find the value of x in the triangle?Given: the triangle ABC with equal sides of 9 units.
Since the triangle has equal sides, it will also have equal angles (i.e. it is an equilateral triangle).
Thus, <A = <B = < C = 4x°
Since the sum of angles in a triangle is 180°. We have:
<A + <B + < C = 180°
4x + 4x + 4x = 180°
12x = 180
x = 180/12
x = 15°
Therefore, the value of x is 15°
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Rita's water tank contains 7.8 gallons of water. Rita will begin filling her water tank at a rate of 2.1 gallons per minute.
Wendy's water tank contains 97.8 gallons of water. Wendy will begin draining her water tank at a rate of 0.9 gallon per minute.
After how many minutes will both water tanks contain the same amount of water?
Answer: 30 minutes
Step-by-step explanation:
Erika's toy is valued at €450. Its value increased by 10% then decreases by 10% the year after. What is the value of Erika's toy after these two changes?
Answer:
€445.50-------------------------
Initial value of the toy is €450.
After 10% increase the value is:
€450 + 10% = €450*1.1 = €495After further 10% decrease the value becomes:
€495 - 10% = €495*0.9 = €445.50The final value of the toy is €445.50.