Answer:
132 that's the answer...!!
Which is a property of an angle?
A-has two sides that each extend forever in both directions
B-has two endpoints
C-has two center points
D-has two rays that share a common endpoint
This question has been bothering me for some time now, im not sure what i’m doing wrong
A game Is played using one die. If the die is rolled and shows 3, the player wins $15. M the die shows any number other than 3, the player wins nothing. Complete parts (a) through (0)
a. If there is a charge of $3 to play the game, what is the game's expected value?
Answer:
0
Step-by-step explanation:
Expected Value = (Probability of winning) x (Amount won) + (Probability of losing) x (Amount lost)
In this case, the probability of winning is 1/6 (since there is only one way to roll a 3 out of six possible outcomes), and the probability of losing is 5/6 (since there are five other outcomes that do not result in a win).
The amount won is $15, and the amount lost (i.e., the cost of playing the game) is $3.
Therefore, the expected value is:
Expected Value = (1/6) x $15 + (5/6) x (-$3)
Expected Value = $2.50 - $2.50
Expected Value = $0
Point T is in the interior of \angle∠RSV. The m\anglem∠ RSV = 125^o o and m\anglem∠ RST = 62^o62 o , what is m\anglem∠ TSV?
What is the value of x?
8x + 2
Answer:
x = 6
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDASEquality PropertiesGeometry
All angles in a triangle add up to 180°Step-by-step explanation:
Step 1: Set up equation
(8x + 2) + 70 + 60 = 180
Step 2: Solve for x
Combine like terms: 8x + 132 = 180Isolate x term: 8x = 48Isolate x: x = 6Please explain your answer to the question in the picture with steps
Answer:
x = 31.2
Step-by-step explanation:
You want the solution to the proportion 12/x = 5/13.
Rational equationYou can eliminate the fractions by multiplying this equation by the least common denominator. That value is 13x, the product of these denominators. Multiplying by 13x, we have ...
\(\dfrac{12}{x}\times13x=\dfrac{5}{13}\times13x\\\\\\12\cdot13=5\cdot x\qquad\text{simplified}\)
Now, the value of x is found by dividing both sides by its coefficient.
\(\dfrac{12\cdot13}{5}=\dfrac{5x}{5}\\\\\\\dfrac{156}{5}=x\\\\\boxed{31.2=x}\)
__
Additional comment
The first step we did, multiplying by 13x, is also sometimes called "cross multiplication." The result of that step is that each numerator is multiplied by the opposite denominator.
Multiplying both sides of the equation by the same value (13x) is supported by the multiplication property of equality. The term "cross multiplication" is descriptive of the result, but is not a recognized property of equality. It is a good idea to keep the math operations you do grounded in the properties of equality.
You will notice that the steps we did were "multiply by 13x" and "divide by 5". These can be done at once by "multiply by 13x/5". Of course, that operation is done to both sides of the equation.
Any proportion can be written 4 ways:
\(\dfrac{12}{x}=\dfrac{5}{13}\qquad\dfrac{x}{12}=\dfrac{13}{5}\qquad\dfrac{x}{13}=\dfrac{12}{5}\qquad\dfrac{13}{x}=\dfrac{5}{12}\)
These can be thought of as "upside down" and "sideways." We like the versions with the variable on top of a fraction, because the solution to that is simply multiplication by the variable's denominator.
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3. What is the area of the triangle below?
1
Use A
-bh.
8 in.
17 in.
C 136 in?
A 35 in?
B 68 in?
Answer:
B 68 in I think
Step-by-step explanation:
hope this helpd
Help me if you can……
Answer: (a) i think equals C, (b) i think equals A and (c) i think equals b.
Step-by-step explanation: if im wrong, quickly correct me.
choose yes or no to tell whether each of the following describes a convenience sampling method
In short, we have these answers in this exact order: No, No, Yes, Yes.
8. What is the value of x in the diagram?
A
E
429
B
49
D
32°C
Answer:
D. \(10^{\circ}\)
Step-by-step explanation:
Let the measure of minor arc \(AE\) be \(\alpha\) and the measure of minor arc \(BD\) be \(\beta\).
Using the secant-secant theorem, \(\frac{\alpha-\beta}{2}=32 \implies \alpha-\beta=64^{\circ}\).
By the inscribed angle theorem, \(\alpha=84^{\circ}\).
Thus, \(\beta=20^{\circ}\).
By the inscribed angle theorem, \(x=10^{\circ}\).
got the answer but said that it was wrong still?
HELP HELP “Translate the following statement in algebraic expressions.”
Problem:
One-half of the sum of 8
Autumn has $5 in her wallet. If this is 20% of her monthly allowance, what is her
monthly allowance?
Answer:
Her monthly allowance is $25
Step-by-step explanation:
20% Of 25 is 5
Answer:
Autumn's monthly allowance is $25.
Step-by-step explanation:
5 x 5 = 25
To check: 25 x 0.20 = 5
I hope this helped you! If it did, please consider rating, pressing thanks, and giving my answer 'Brainliest.' Have a great day! :)
factorise x³-4x²+x+6
The binomial factors of x³- 4x²+x+6 are (x+2), (x+3), and (x-1).
Using the splitting and grouping the terms:
x³ + 4x² + x - 6
= x³ + 2x² + 2x² + x - 6 [Splitting 4x² = 2x² + 2x²]
= (x³ + 2x²) + (2x² + x - 6)
= x² (x + 2) + (2x² + 4x - 3x - 6)
= x² (x + 2) + [ 2x (x + 2) - 3 (x + 2)]
= x² (x + 2) + (x + 2) (2x - 3)
= (x + 2) ( x² + 2x - 3)
= (x + 2) ( x² + 3x - x - 3)
= (x + 2) [x (x + 3) - 1 (x + 3)]
= (x + 2) (x + 3) (x - 1)
Hence, the binomial factors are (x + 2), (x + 3) and (x - 1)
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A line slope is1 and its Y-intercept is -8. what is the equation in slope Internet form?
Step-by-step explanation:
the slope-intercept form is
y = ax + b
with "a" being the slope, and "b" being the y-intercept (the y- value when x = 0).
so, we have
y = x - 8
find the area of the triangular prism
The total surface area of the triangular prism using the net is 96 square units
Calculating the total surface area using the net.From the question, we have the following parameters that can be used in our computation:
The net of a triangular prism
The surface area of the triangular prism from the net is calculated as
Surface area = sum of areas of individual shapes that make up the net of the triangular prism
Using the above as a guide, we have the following:
Area = 2 * 3 * 7 + 6 * 7+ 2 * 1/2 * 2 * 6
Evaluate
Area = 96
Hence, the surface area is 96 square units
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TIME REMAINING
48:03
The price of a pair of jeans was $31, but due to an increase the price went up to 129% of what it was originally.
Which is the best estimate of the current price of the pair of jeans?
$36
$39
$48
$52
The best estimation of the current of the jeans is $39.
What is percentage?Percentage is the value per hundredth.Fractions and decimas can be converted into percentage by multiplying them with 100.
According to the given question a pair of jeans was 31 dollars but due to an increase the price went up to 129% of what it was originally.
Let us assume that the new price of the jeans be x dollars.
So, 129% of 31 which is (129/100) is the new price.
∴ (129/100)×31 = x
1.29×31 = x.
x = 39.99 dollars.
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A group of people were asked which of three ice cream flavors they prefer. The results are shown in the table.
Ages Vanilla Strawberry Chocolate
20 years and younger 8 10 6
Over 20 years 8 6 12
What is the probability of a person being over 20 years old and preferring vanilla ice cream?
8%
13%
16%
26%
Answer: 8/50 = 16%
Step-by-step explanation:
Can you solve this please.
The simplified expression of (x¹² ÷ x⁴). x³ is x¹¹
How to solve expression?The expression can be solved as follows:
(x¹² ÷ x⁴). x³
The law of indices can be used to solve the expression.
Therefore,
\(\frac{x^{a} }{x^{b} } = x^{a - b}\) and \((x^{a} )^{b} = x^{ab}\) and \(x^{a} .x^{b} = x^{a+b}\)
Hence,
(x¹² ÷ x⁴) = x¹² / x⁴ = x¹²⁻⁴ = x⁸
Therefore,
(x⁸). x³ = x⁸⁺³
Finally,
x⁸⁺³ = x¹¹
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For what interval is the value of (f – g)(x) negative?
Answer:The correct answer for the given mathematics question above would be f < g. The interval wherein the value of (f-g)(x) is negative is f < g. A function is negative on intervals when the graph line lies below the x-axis. On the other hand, a function is positive on intervals when the graph line lies above the x-axis.
Step-by-step explanation:
A line passes through the points (5 , 16) and (9, 20). Write a linear function rule in terms of x and y for this line.
The linear function of the line that runs through points (5 , 16) and (9, 20) is y = x + 11.
What is the linear function of the line that passes through points (5 , 16) and (9, 20)?The formula for equation of line is expressed as;
y = mx + b
Where m is slope and b is y-intercept.
Given that the line runs through points (5 , 16) and (9, 20).
First, find the slope.
Slope m = ( y₂ - y₁ )/( x₂ - x₁ )
Slope m = ( 20 - 16 )/( 9 - 5 )
Slope m = ( 4 )/( 4 )
Slope m = 1
Now, plug slope m = 1 and point (5 , 16) into the point-slope formula and simplify.
y - y₁ = m( x - x₁ )
y - 16 = 1( x - 5 )
y - 16 = x - 5
y = x - 5 + 16
y = x + 11
Therefore, the equation of line is y = x + 11.
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Three-fourths of the yard is covered with grass and one-fourth is used as a garden. The sprinkler could only water 1/5 of the yard, so the rest died. Use the model to find out how much of the grass died.
3/5 or 60% of the grass died because the sprinkler could only water 1/5 of the yard.
Let's start by breaking down the information given:
- Three-fourths of the yard is covered with grass.
- One-fourth of the yard is used as a garden.
- The sprinkler could only water 1/5 of the yard.
To find out how much of the grass died, we need to determine the portion of the grass that was not watered by the sprinkler.
Let's assume the total area of the yard is represented by the value 1. Therefore, we can calculate the area of the grass as 3/4 of the total yard, which is (3/4) * 1 = 3/4.
The sprinkler can only water 1/5 of the yard, so the portion of the grass that was watered is (1/5) * (3/4) = 3/20.
To find the portion of the grass that died, we subtract the watered portion from the total grass area:
Portion of grass that died = (3/4) - (3/20) = 15/20 - 3/20 = 12/20.
Simplifying, we get:
Portion of grass that died = 3/5.
Therefore, 3/5 or 60% of the grass died because the sprinkler could only water 1/5 of the yard.
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1. What number will make this expression a perfect square trinomial? Show your work. x2 - 6x +
Answer:
.......
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
Take half of b (6/2=3)
Square it (3^2=9)
Rewrite the following polynomial in standard form. − x
The polynomial in standard form is -x^4 - x/7 + 1
How to rewrite the polynomial in standard formFrom the question, we have the following parameters that can be used in our computation:
-x^4 + 1 - x/7
Rewrite the terms of the expression in descending of degrees
So, we have the following representation
-x^4 - x/7 + 1
The above is the standard form of the polynomial
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DO
Below is the graph of a system of two linear equations.
Ay-aus
-9-8-7-5-5
578
x-axs
What system does it represent, and what is the solution of this system?
O y = x - 6 and x + y =
-2; solution = (2, -4)
O
O y = x - 6 and y - x =
y = x - 6 and y - x =
O y = x-6 and x + y =
-2; solution = (2, - 4)
-2; solution = (-4,2)
-2; solution = (-4, 2)
The system of equations represented by the graph is:
y = x - 6
y + x = -2
And the solution is (2, -4), then the correct option is the first one.
What system is represented by the graph?
On the graph, we can see a system of linear equations, we can see a line with a positive slope and a line with a negative slope.
The line with a positive slope intercepts the y-axis at y = -6, then that line is:
y = a*x - 6
with a > 0.
The other line passes through the y-axis at y = -2, then the linear equation is:
y = b*x - 2
Where b < 0.
Also, remember that the solution for the system of equations is the point where the two lines intersect, so we can see that the solution is at (2, -4)
The only option that meets all the criteria is the first option:
y = x - 6
x + y = -2
And the solution is (2, -4)
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What is the slope of the line represented by the equation y =4/5x-3?
A. -3
B. - 4/5
C. 4/5
D. 3
Answer:
4/5
Step-by-step explanation:
y =4/5x-3
The equation is in slope intercept form
y = mx+b where m is the slope and b is the y intercept
The slope is 4/5
Answer:
4/5
Step-by-step explanation:
The slope will be in front of the x in slope intercept form.
let U = {1,2,3,4,5,6,7,8,9}, A = {1,2,3,4,5,6}, B = {2,4,5,6}, And C = {1,6,7}. find
Given;
U = {1,2,3,4,5,6,7,8,9},
A = {1,2,3,4,5,6},
B = {2,4,5,6},
C = {1,6,7}.
To find;
A∩B, A∪C, (AUB)∩(A∪C), A'∩B', (A∩C)', A∪C, A∩(B∪C), A', A'∪B', A-B, A∪B, A∪(B∪C), B', (AUB)', B-C
A∩B = {2,4,5,6,}
A∪C = {1,2,3,4,5,6,7}
(AUB)∩(A∪C) = {1,2,3,4,5,6}
A'∩B' ={7,8,9}
(A∩C)' = {2,3,4,5,7,8,9}
A∪C = {1,2,3,4,5,6,7}
A∩(B∪C) = {1,2,4,5,6}
A' = {7,8,9}
A'∪B' = {1,3,7,8,9}
A-B = {2,4,5,6}
A∪B = {1,2,3,4,5,6}
A∪(B∪C) = {1,2,3,4,5,6,7}
B' = {1,3,7,8,9}
(AUB)' = {7,8,9}
B-C = {6}
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What is the vertex of the graph of...
y=x²+2x+1
Answer:
y = (x + 1 ) ^2
Step-by-step explanation:
y = x^2 + 2x + 1
Completing the Square
y = ( x + 1 ) ^2 + 0
A bank loaned out 20,500, part of it at the rate of 9% annual interest, and the rest at 11% annual interest the total interest earned for both loans was 2,225.00 how much was loaned at each rate
The money loaned at 9% annual interest was 1500 and the money loaned at 11% annual interest was 19000.
Let the amount of money loaned at 9% be x
the amount of money loaned at 11% be y
According to the question,
Total money loaned = 20,500
Thus the equation formed is,
x + y = 20,500 ------ (i)
Simple interest is calculated by
I = P * r * t
where I is the simple interest
r is the rate of interest
t is the time
Thus, the interest on x = 0.09x
the interest on y = 0.11y
Total interest gained = 2,225
Thus the equation formed is,
0.09x + 0.11y = 2225 -------(ii)
Multiply (i) by 0.09
0.09x + 0.09y = 1845
Subtract the above from (ii)
0.02y = 380
y = 19000
x = 1500
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Paige bought a handbag for $49.75. Nevaeh spent 2.5 times more on her handbag, while Naomi spent 3.5 times more than Paige on her handbag. How much total money was spent on the three handbags?
Answer:
Total money: $348.26
Step-by-step explanation:
Paige: $49.75
Nevaeh: 2.5*$49.75
Naomi: 3.5*$49.75
2.5*49.75 = 124.38
3.5*49.75 = 174.13
(I rounded the cents up.)
124.38
174.13
+49.75
$348.26
Hope this helps!! Have an awesome day C: