To find the slope of a line that passes through two points, you can use the formula:
slope = (y2 - y1)/(x2 - x1)
In this case, the two points are (0,0) and (1/3, 7/3). Substituting these values into the formula, we get:
slope = (7/3 - 0)/(1/3 - 0)
slope = 7/3
Therefore, the slope of the line that passes through (0,0) and (1/3, 7/3) is 7/3.
Can anyone help please. Please show work too
The solutions to the system of equations are x = 2 and 4
How to determine the solution to the system of equationsFrom the question, we have the following parameters that can be used in our computation:
f(x) = x - 3
g(x) = 1/(x - 3)
The solution to the system of equations implies that
f(x) = g(x)
So, we have
x - 3 = 1/(x - 3)
Cross multiply the equation
This gives
(x - 3)² = 1
So, we have
x - 3 = ±1
Add 3 to both sides
x = 3 ± 1
So, we have
x = 2 and 4
Hence, the solutions to the system of equations are x = 2 and 4
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what is the area of the donut pictured below? use 3.24 for pi
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a tuxedo rental service charges $150 flat fee for a suit plus $50 per additinal day. The total cost of the tuxedo is $300. How many days was the tuxedo rental for?
The tuxedo was rented for 4 days.
Let's start by assigning variables to the unknowns. Let "x" be the number of additional days rented, and "d" be the total number of days rented (including the first day).
From the given information, we know that the flat fee for the rental is $150, so the cost of the additional days is the total cost minus the flat fee, which is $300 - $150 = $150. We also know that the cost for each additional day is $50. Therefore, we can set up the equation:
$150 + $50x = $300
Subtracting $150 from both sides, we get:
$50x = $150
Dividing both sides by $50, we get:
x = 3
So the tuxedo was rented for 3 additional days, making the total number of days rented:
d = 1 + 3 = 4
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Can I please get some help I’ve been stuck on this question for a while!
Using the radius of the Ferris wheel and the angle between the two positions, the time spent on the ride when they're 28 meters above the ground is 12 minutes
How many minutes of the ride are spent higher than 28 meters above the ground?The radius of the Ferris wheel is 30 / 2 = 15 meters.
The highest point on the Ferris wheel is 15 + 4 = 19 meters above the ground.
The time spent higher than 28 meters is the time spent between the 12 o'clock and 8 o'clock positions.
The angle between these two positions is 180 degrees.
The time spent at each position is 10 minutes / 360 degrees * 180 degrees = 6 minutes.
Therefore, the total time spent higher than 28 meters is 6 minutes * 2 = 12 minutes.
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g Use the information below for questions 1 through 5. A San Francisco-based tech firm is able to keep 80% of its new employees after one year. Assume that the retention probability of each new employee is independent of other employees. Q1. What is the chance that two randomly sampled new employees will both be able to survive their first year
Answer:
0.64 = 64% probability that two randomly sampled new employees will both be able to survive their first year
Step-by-step explanation:
For each employee, there are only two possible outcomes. Either they survive the first year, or they do not. The probability of an employee surviving the first year is independent of other employees. This means that we use the binomial probability distribution to solve this question.
Binomial probability distribution
The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
In which \(C_{n,x}\) is the number of different combinations of x objects from a set of n elements, given by the following formula.
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
And p is the probability of X happening.
A San Francisco-based tech firm is able to keep 80% of its new employees after one year.
This means that \(p = 0.8\)
Q1. What is the chance that two randomly sampled new employees will both be able to survive their first year
This is P(X = 2) when n = 2. So
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(P(X = 2) = C_{2,2}.(0.8)^{2}.(0.2)^{0} = 0.64\)
0.64 = 64% probability that two randomly sampled new employees will both be able to survive their first year
can someone please help me figure this out
On October 1, Ivanhoe Corporation's stockholders' equity is as follows. Common stock, $5 par value $382,000 Paid-in capital in excess of par-common stock 20,000 Retained earnings 166,000 Total stockholders' equity $568,000 On October 1, Ivanhoe declares and distributes a 10% stock dividend when the market price of the stock is $14 per share. (a) Compute the par value per share (1) before the stock dividend and (2) after the stock dividend. Par value before the stock dividend $ Par value after the stock dividend $ Click if you would like to Show Work for this question: Open Show Work
The par value per share before the stock dividend is $5; after the stock dividend, the par value remains $5.
What is the par value?The par value is the entity's stated nominal value.
It does not affect the market value of the shares.
With a stock dividend, the value of the common stock increases by the par value and the number of shares outstanding, making the par value remain the same.
The par value changes when there is a stock split.
Common stock, $5 par value $382,000
Common stock shares = 76,400 shares ($382,000/$5)
Paid-in capital in excess of par-common stock 20,000
Retained earnings 166,000
Total stockholders' equity $568,000
October 1: Retained Earnings $109,960 (7,640 x $14) Stock Dividend Distributable $38,200 Paid-in Capital Capital $71,760
Stock Dividend Distributable $38,200 Common Stock $38,200
Common stock shares = 84,040 shares (76,400 + 7,640)
Common stock value = $420,200
Par value after the stock dividend = $5 ($420,200/84,040)
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Look at this number sentence.
6 x ⬛️ =6/7
Which fraction makes the number sentence true?
A. 1/7
B. 1/6
C. 6/7
D. 7/1
Answer:
1/7
Step-by-step explanation:
You have to multiply across the top then the bottom.
The number of protozoa in a biology laboratory experiment is given by the polynomial function p(t) = 0.0674 +0.31 + 712, where p is the number of protozoa 1 hours.How many protozoa are present after 2 days? Round your answer to the nearest whole number.
after 2 days(48 hours):
\(\begin{gathered} t=48 \\ p(48)=0.06(48)^4+0.3(48)^3+7(48)^2 \\ p(48)=318504.96+33177.6+16128 \\ p(48)=367811 \end{gathered}\)Can you please help me out with a question
The number of outcomes would be:
\(3\cdot2\cdot4=24\)24 different sandwiches
multiply (2x+5) (x+3)
please do it step by step and please hurry
Answer:
Step-by-step explanation:
(2x+5)(x+3)
2x^2+6x+5x+15
2x^2+11x+15
Answer:
2x^2+11x+15
Step-by-step explanation:
(2x+5) (x+3)
Foil
first 2x*x = 2x^2
outer 2x *3 = 6x
inner 5*x = 5x
last 5*3 =15
Add them together
2x^2 +6x+5x+15
Combine like terms
2x^2 +11x+15
brain liest for you7. On a hike, Peter walked 28 km in 7 h.
a) What was his average rate of walking?
b) Suppose that he walked the 28 km in
8 h. What would his average rate of
walking be? do only b
Answer:
b)3.5km per hour
Step-by-step explanation:
Answer:
a) 4km an hour
b) 3.5km an hour
Step-by-step explanation (only for b):
The answer is 3.5 kilometers because if he walked 28 kilometers in 8 hours, that means he walked an average of 28/8 km in 8/8 hours, or 3.5 kilometers in 1 hour.
Simplify.
2x-4
²-8+12
O
O
O
-6
x+6
x-6
-
x-2
²-82+12
The simplified value of (2x - 4)² is 4x² - 16x + 16.
First, let us understand the algebraic identities;
Algebraic identities are equations in which the left hand side of the equation is identically equal to the right hand side of the equation.
Some of the identities are:
(a + b)² = a² + 2ab + b²(a - b)² = a² - 2ab + b², etc.We are given (2x - 4)².
Use the identity (a - b)² = a² - 2ab + b² to expand to the given expression.
So, a = 2x and b = 4.
Put it into the identity, we will get;
Therefore,
(2x - 4)² = (2x)² - 2 * 2x * 4 + (4)² = 4x² - 16x + 16
Thus, the simplified value of (2x - 4)² is 4x² - 16x + 16.
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Need help with proofs, anyone know how?
Segments MS and QS are therefore congruent by the definition of bisector. Therefore, the correct answer option is: D. MS and QS.
What is a perpendicular bisector?In Mathematics and Geometry, a perpendicular bisector is a line, segment, or ray that bisects or divides a line segment exactly into two (2) equal halves and forms an angle that has a magnitude of 90 degrees at the point of intersection.
This ultimately implies that, a perpendicular bisector bisects a line segment exactly into two (2) equal halves, in order to form a right angle that has a magnitude of 90 degrees at the point of intersection.
Since line segment NS is a perpendicular bisector of isosceles triangle MNQ, we can logically deduce the following congruent relationships;
MS ≅ QSNS ≅ RSMN ≅ QN ∠NMS and ∠NQSΔMNS ≅ ΔQNSRead more on perpendicular bisectors here: brainly.com/question/19154899
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Complete Question:
The proof that ΔMNS ≅ ΔQNS is shown. Given: ΔMNQ is isosceles with base MQ, and NR and MQ bisect each other at S. Prove: ΔMNS ≅ ΔQNS
We know that ΔMNQ is isosceles with base MQ. So, MN ≅ QN by the definition of isosceles triangle. The base angles of the isosceles triangle, ∠NMS and ∠NQS, are congruent by the isosceles triangle theorem. It is also given that NR and MQ bisect each other at S. Segments _____ are therefore congruent by the definition of bisector. Thus, ΔMNS ≅ ΔQNS by SAS.
NS and NS
NS and RS
MS and RS
MS and QS
x/2 = -5 solve for x
Answer:
\(x=-10\)
Step-by-step explanation:
\(\frac{x}{2}=-5\\\mathrm{Multiply\:both\:sides\:by\:}2\\\frac{2x}{2}=2\left(-5\right)\\Simplify\\x=-10\)
A jar of peanut butter contains 50 tablespoons of peanut butter.
How many sandwiches can you make from the jar of peanut butter, assuming you have plenty of bread and jelly?
A. 25 sandwiches
B. 9 sandwiches
C. 10 sandwiches
D. 50 sandwiches
Answer:
the correct answer is A. 25 sandwiches.
Step-by-step explanation:
Assuming you have plenty of bread and jelly, you can make 25 sandwiches from the jar of peanut butter.
Each sandwich typically requires 2 tablespoons of peanut butter, one slice of bread with peanut butter and one slice of bread with jelly.
So, if you have 50 tablespoons of peanut butter, you can make 25 sandwiches with it, because 50 / 2 = 25.
Therefore, the correct answer is A. 25 sandwiches.
Answer: 25
Step-by-step explanation:
We have 50 tablespoons of peanut butter and we know that it requires 2 tablespoons to make a single sandwich. In order to find how many sandwiches we can make with our 50 tablespoons, we would have to do 50 divided by 2.
2+2...=50
11. Solve for x Round your answer to the nearest tenth 17 15
The value of x is 8
Define the term Pythagorean theorem?According to the Pythagorean theorem, the square of the hypotenuse of a right-angle triangle will equal the sum of the squares of the perpendicular and base.
given that the triangle's sides are,
a = 15, b = x, c = 17
Apply the Pythagorean theorem in right angle triange,
a² + b² = c²
15² + x² = 17²
x² = 64
x = 8
Therefore, the value of x is 8
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Apply the Pythagorean theorem in right angle triange and The value of x is 8
Define the term Pythagorean theorem?The Pythagorean Theorem asserts that the square on the hypotenuse, or side across from the right angle, is equal to the sum of the squares on the legs of a right triangle, or, in common algebraic notation, a² + b² = c².
The Pythagorean theorem states that the hypotenuse square of a right-angle triangle will equal the total of the base, perpendicular, and hypotenuse squares.
Given that the edges of the triangle are,
a = 15,
b = x,
c = 17
Applying right-angle triangles to the Pythagorean Theorem
a² + b² = c²
15² + x² = 17²
x² = 64
x = 8
Therefore, the value of x is 8
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The complete question is attached below,
15
25
15
23
15
23
17
21
21
19
15
a.) The standard deviation is(round to two decimal places)
b.) The variance is(round to one decimal place)
c.) The range is
Looking for a good study guide whoever gives me the best one will get brainliest You do not need to make it but as long as I think it’s the best one you can get it
Use the figure below for items 6-7.
Х,
8
w
Z
6. If WY + XZ = 28, what is PZ? 'hint: find WY first
7. If XP = 7x - 2 and PZ = 4x + 10, what is XZ?
What is the value of n?
Enter your answer in the box.
n = __ cm
The value of the missing segment n using the product of intersecting chord theorem is 14cm
Using the product of intersecting chord principleThe product of the segments of two intersecting chords are equal.
The segments of the chords ;
Chord 1 = 4 and n
Chord 2 = 7 and 8
The principle can be related Mathematically thus ;
4 × n = 7 × 8
4n = 56
Divide both sides by 4
4n/4 = 56/4
n = 14
Therefore, the value of n in the question is 14cm
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Help me with math please!
Solid A is dilated using a scale factor of 2⁄5, resulting in Solid B. Solid B is also dilated using a scale factor of 2⁄5, resulting in Solid C. If the volume of Solid B is 72 〖km〗^3, what is the volume of Solid A and Solid C?
Answer:
\(Solid\ A= 180km^3\)
\(Solid\ C = 28.8km^3\)
Step-by-step explanation:
Given
\(k_1 = \frac{2}{5}\) from A to B
\(k_2 = \frac{2}{5}\) from B to C
\(Solid\ B = 72km^3\)
Required
Find the volumes of solids A and C
The expression that gives solid B from A is:
\(Solid\ A * k_1 = Solid\ B\)
This gives:
\(Solid\ A * \frac{2}{5}= 72km^3\)
Make A the subject
\(Solid\ A= 72km^3 * \frac{5}{2}\)
\(Solid\ A= 36km^3 * 5\)
\(Solid\ A= 180km^3\)
Similarly:
The expression that gives solid C from B is:
\(Solid\ B * k_2 = Solid\ C\)
This gives:
\(72km^3 * \frac{2}{5} = Solid\ C\)
\(\frac{144km^3 }{5} = Solid\ C\)
\(28.8km^3 = Solid\ C\)
\(Solid\ C = 28.8km^3\)
simplify the expression (b+3)+(2b-2)
Answer:
if you meant (b+3)+(2^b-2), the answer is b+1+2^b
Step-by-step explanation:
but if you meant (b+3)+(2b-2), the aanswer is 3b+1
Answer:
3b+1
Step-by-step explanation:
(b+3)+(2b-2)
b+3+2b-2
3-2
b+1+2b
b+2b
3b+1
Write the augmented matrix for the system of linear equations. (Do not perform any row operations.)X- y + 4z = 46x - 8y +Z = -14x +y0:
For you to input the information in a Matix you only have to consider the coefficients corresponding to each variable in each equation, in this case the matrix is:
1 -1 4 : 4
6 -8 1 : -1
4 1 0 : 0
This is the matrix for the given equations
50 Points! Algebra question, photo attached. Please show as much work as possible. Thank you!
Michio's answer not correct. He made a mistake when he was trying to convert the equation to logarithmic form. The right answer is 2.57
What is the right way Michio could have converted to logarithmic form?Looking at the equation 2(3)ˣ = 34, the best way to convert to logarithm is by isolating x.
we divide 2(3)ˣ = 34 by 2 on both side.
= (3)ˣ = 17
In logarithm form 3 becomes the base of the log
x = log₃(17)
x= 2.578
The answer above is based on the information seen in the picture.
Michio wanted to find the value of x in the equation 2(3)ˣ = 34. He first converted the equation to log₃2x = 17. Next, he wrote 2x = 3¹⁷ and used a calculator to find x = 64,570,081.5. Was his answer correct? If not, what was his mistake and what is the right answer? Justify your answer.
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Taylor has a points card for a movie theater.
She receives 20 rewards points just for signing up.
She earns 13.5 points for each visit to the movie theater.
She needs 209 points for a free movie ticket.
How many visits must Taylor make to earn a free movie ticket?
Answer:
14
Step-by-step explanation:
Write an equation of the line that passes through the point (2, 3) with slope 3
Answer:
y=3x-3
Step-by-step explanation:
A store owner wishes to make a new tea with a unique flavor by mixing black tea and oolong tea. If he has 35 pounds of oolong tea that sells for $2.40 per pound, how much black tea worth $1.80 per pound must he mix with it so that he can sell the final mixture for $2.10 per pound?
Answer:
Step-by-step explanation:
To solve this problem, we can use the following formula:
(quantity of tea 1 x price of tea 1) + (quantity of tea 2 x price of tea 2) = total quantity x price of mixture
Let x be the number of pounds of black tea that the store owner needs to mix with the oolong tea.
We know that:
The store owner has 35 pounds of oolong tea that sells for $2.40 per pound.
The store owner wants to sell the final mixture for $2.10 per pound.
The black tea is worth $1.80 per pound.
Using the formula above, we can write:
(35 x 2.40) + (x x 1.80) = (35 + x) x 2.10
Simplifying this equation, we get:
84 + 1.8x = 73.5 + 2.1x
0.3x = 10.5
x = 35
Therefore, the store owner needs to mix 35 pounds of black tea with the oolong tea.
I hope this helps! Let me know if you have any other questions.
Answer:
Step-by-step explanation:
Let's assume the store owner needs to mix x pounds of black tea with the 35 pounds of oolong tea.
The cost of the oolong tea is $2.40 per pound, so the total cost of the oolong tea is:
Cost of oolong tea = 35 pounds × $2.40/pound = $84
The cost of the black tea is $1.80 per pound, and the final mixture needs to be sold for $2.10 per pound. To achieve an average price of $2.10 per pound, the total cost of the mixture should be:
Total cost of mixture = (35 + x) pounds × $2.10/pound = $73.5 + $2.10x
Since the cost of the mixture should equal the sum of the costs of the oolong and black teas, we can set up the equation:
$73.5 + $2.10x = $84
Now, let's solve for x to find the amount of black tea needed:
$2.10x = $84 - $73.5
$2.10x = $10.5
x = $10.5 / $2.10
x ≈ 5
Therefore, the store owner needs to mix approximately 5 pounds of black tea with the 35 pounds of oolong tea in order to sell the final mixture for $2.10 per pound.
20 POINTS AND BRAINLIEST PLEASE ANSWER ASAP
Which of the following is an equivalent form of the compound inequality −33 > −3x − 6 ≥ −36?
−3x − 6 > −33 and −3x − 6 ≥ −36
−3x − 6 < −33 and −3x − 6 ≥ −36
−3x > −33 and −6 ≥ −36
−3x − 6 < −33 and −3x − 6 ≤ −36
Answer:
B
Step-by-step explanation:
since -33>-3x-6
AND -3x-6>=-36
The answer is B
Hope this helps
Answer:
b
Step-by-step explanation:
You are giving a bag of jelly beans. There are 7 red, 8 blue, 4 elbow, and 10 pink. Find the probability of eating 3 red jelly beans in a row