Answer:
C
Step-by-step explanation:
Given the 2 equations
5x + 2y = 29 → (1)
x + 4y = 13 → (2)
Multiplying (1) by - 2 and adding to (2) will eliminate the y- term
- 10x - 4y = - 58 → (3)
Add (2) and (3) term by term to eliminate y
- 9x + 0 = - 45
- 9x = - 45 ( divide both sides by - 9 )
x = 5
Substitute x = 5 into either of the 2 equations and solve for y
Substituting into (2)
5 + 4y = 13 ( subtract 5 from both sides )
4y = 8 ( divide both sides by 4 )
y = 2
Solution is x = 5, y = 2 → C
Answer:
c) x = 5, y = 2
Step-by-step explanation:
Community Gym charges a $70 membership fee and a $70 monthly fee. Workout Gym charges a $200 membership fee and a $60 monthly fee. How many months will it take for the cost of both gyms to be the same? And what is the cost of the gyms during that number of months
Answer:
6 months
Step-by-step explanation:
Find the length of the arc
in terms of pi.
A
32 180°
AB =[?]T
B
Hint: The arc is only part of the circle.
Enter
The length of arc AB in terms of pi is 16pi.
We have,
To find the length of the arc AB in terms of pi, we can use the formula:
Length of arc = (angle intercepted by arc / 360 degrees) * (circumference of the circle)
Given:
Diameter = 32 (which means the radius is half of the diameter, so the radius is 32/2 = 16)
Angle intercepted by arc AB = 180 degrees
First, we need to find the circumference of the circle using the formula:
Circumference = 2 x pi x radius
Circumference = 2 x pi x 16 = 32 x pi
Now, we can calculate the length of arc AB:
Length of arc AB = (180 / 360) x (32 x pi)
Simplifying:
Length of arc AB = (1/2) x (32 x pi)
Length of arc AB = 16 x pi
Therefore,
The length of arc AB in terms of pi is 16pi.
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Using the figure below, identify the sum of the angles. Then identify the measurement of the missing angles.
Answer:
x = 135
Step-by-step explanation:
The angles at the bottom are right angles (90°)
The sum of interior angles in this rectangle is equal to 720°
Find the sum of interior angles
4x + 180 = 720 subtract 180 from both sides
4x = 540 divide both sides by 4
x = 135 this is also giving us the measure of missing angles.
-3-2-1
M
What is the Rate of Change of this Graph?
What is the equation for this graph? Y=
(Do not include X)
(Do not include Y=)
Solution. To graph f, we graph the equation y=f(x).
To this end, we use the techniques outlined in Section 1.2.1. Specifically, we check for intercepts, test for symmetry, and plot additional points as needed. To find the x -intercepts, we set y=0. Since y=f(x), this means f(x)=0.
\($$\begin{aligned}f(x) & =x^2-x-6 \\0 & =x^2-x-6 \\0 & =(x-3)(x+2) \quad \text { factor } \\x-3=0 & \text { or } x+2=0 \\x & =-2,3\end{aligned}$$\)
So we get (-2,0) and (3,0) as x-intercepts. To find the y-intercept, we set x=0. Using function notation, this is the same as finding f(0) and f(0)=0^2-0-6=-6. Thus the y-intercept is (0,-6). As far as symmetry is concerned, we can tell from the intercepts that the graph possesses none of the three symmetries discussed thus far. (You should verify this.) We can make a table analogous to the ones we made in Section 1.2.1, plot the points and connect the dots in a somewhat pleasing fashion to get the graph below on the right.
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口 4. Which of the following is not a step in graphing a logarithmic function?
Switch the order of the x and y values in the ordered pairs.
O Create a table of values from the exponential function.
O Draw a connected line through the points to show the graph of the logarithmic function.
Graph the ordered pair of the exponential inverse function.
Answer:
899
Create a divison
17÷9=12
1222
7888
909
6762
177÷12×22+22
Note that the step that is not involved in graphing a logarithmic function is: "Switch the order of the x and y values in the ordered pairs." (Option A)
What is the rationale for the above response?With regard to the graphing problem above, note that switching the order of the x and y values in an ordered pair is not a step in graphing a logarithmic function because it is not a necessary or relevant step in the process.
To graph a logarithmic function, one typically follows the steps of creating a table of values, plotting the points, and then drawing a line of best fit to show the graph. The order of the x and y values in the ordered pair remains unchanged in this process.
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On a coordinate plane, 2 straight lines are shown. The first solid line has a positive slope and goes through (0, 3) and (3, 4). Everything above the line is shaded. The second dashed line has a positive slope and goes through (0, negative 2) and (1, 1). Everything to the right of the line is shaded.
Which system of linear inequalities is represented by the graph?
Answer:
A. y≥\(\frac{1}{3\\}\)x+3, 3x-y>2
Step-by-step explanation:
The linear equations above match the lines in terms of slope and y-intercept.
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The system of linear inequalities of the given points is required.
The system of inequality is
\(x-3y\leq -9\)
\(3x-y>2\)
Points of the first line
\((0,3)\)
\((3,4)\)
The equation of the line is
\(y-3=\dfrac{4-3}{3-0}(x-0)\\\Rightarrow y-3=\dfrac{1}{3}x\\\Rightarrow y-\dfrac{1}{3}x=3\\\Rightarrow 3y-x=9\\\Rightarrow x-3y=-9\)
Let us take a point above this line \((2,4)\)
It is also a solid line.
\(2-3\times 4=-10<-9\)
So, the inequality is \(x-3y\leq -9\)
Points of the second line
\((0,-2)\)
\((1,1)\)
The equation of the second line is
\(y+2=\dfrac{1+2}{1-0}(x-0)\\\Rightarrow y+2=3x\\\Rightarrow 3x-y=2\)
Let us take a point towards the right of the line \((2,2)\)
\(3\times 2-2=4>2\)
Since, the line is dashed the second inequality will be \(3x-y>2\)
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1.
Out of 36 total candies in a jar, and 27 are red. What % of the candies are red?
A. 10% B. 25% C. 75% D. 60%
PLZZZ HELP ASAP
Answer:
C: 75%
Step-by-step explanation:
27 out of 36 are red. You find the percentage by diving 27 by 36 and then moving the decimal place over to the right 2 spaces. 27 / 36 = .75
The ages of the U.S. Presidents that were inaugurated during the 1900s are given below. What is wrong with this histogram? Question 8 options: The bar for 50–54 is too short and the bar for 55–59 is too tall. The bar for 50–54 is too short. The bar for 55–59 is too tall. The bar for 40–44 is too short and the bar for 45–49 is too tall.
could somebody help me please
Answer:
14494
Step-by-step explanation:
if it said above sea level it is positive and if it is below it it negive
Answer:
14.494
Step-by-step explanation:
Above sea level means that it's not underwater, or below. Because she's above, it's going to be a positive number. So then the answer remains the same. Though if it were BELOW sea level it would be negative.
An apple watch that sold for $200 was on sale for $120.
What was the percent of discount?
13. The soccer team and the lacrosse team
sold tubs of cookie dough as a fundraiser.
Each tub sold earns $5 in profit. If the
soccer team sold thirteen less than twice
the number of tubs that the lacrosse team
sold, and the two teams sold 224 tubs
combined, how much money did the soccer
team raise?
A. $395
B. $440
C. $725
D. $855
Answer:
I think it is c but if not then I am not sure I did my work for this problem and I got this answer
The figure below has a point marked with a large dot.
First, translate the figure 7 units down.
Then, give
the coordinates of the marked point in the original figure and the final figure.
Therefore ,The marked point will now have the updated coordinates P' (2, 7).
Define Translation of Points on a Coordinate Plane.When a figure is transferred from one area to another without altering its size, shape, or orientation, a translation takes place. If we know which way and how far the figure to be moved, we can draw the translation in the coordinate plane.
Here,
On an X-Y coordinate plane, a figure is plotted.
When translating a figure 7 units to the down, we must provide the coordinates of the indicated point in the original figure
"(x, y)" = "(x + m, y + n)"
In response to the query, we have
The specified point's coordinates are: P (5,4).
The new coordinates of the indicated spot after this figure is translated 6 units to the right will be -
P'( 5,4- 7) = P'(5, -3) (5, -3)
As a result, the designated point's new coordinates are P' (5, -3)
The new coordinates of the marked point will be - P'(5, -3)
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I need help for this help
106° is value of ∠U in congruent triangle.
What do you mean by congruent?
Congruent refers to objects that are precisely the same size and shape. Even after the forms have been flipped, turned, or rotated, the shape and size ought to remain constant.
Congruent triangles are two triangles that are identical in terms of their size and shape. Two congruent triangles remain congruent even if we flip, rotate, or otherwise alter one of the triangles. Two triangles must have the same sides in order for them to have the same angles and, as a result, to be congruent.
ΔUVW,
UV ≅ WU
∠W = 38°
∠U = ?
∠U = 180 - (38° + 38° )
= 180 - ( 76° )
= 106°
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If luis has 23 milk jars and got 5 times more then the amount he has how much would he have in all?
Answer:
115
Step-by-step explanation:
Luis has 23 milk jars × 5
23 × 5 = 115
Luis has 115 milk jars in all
Find the measurement of angle x.
The measure of angle x in the right triangle is approximately 14.6 degrees.
What is the measure of angle x?The figure in the image is that of two right angles.
First, we determine the hypotenuse of the left-right angle.
Angle θ = 30 degrees
Adjacent to angle θ = 10 cm
Hypotenuse = ?
Using the trigonometric ratio.
cosine = adjacent / hypotenuse
cos( 30 ) = 10 / hypotenuse
hypotenuse = 10 / cos( 30 )
hypotenuse = \(\frac{20\sqrt{3} }{3}\)
Using the hypotenuse to solve for x in the adjoining right triangle:
Angle x =?
Adjacent to angle x = \(\frac{20\sqrt{3} }{3}\)
Opposite to angle x = 3
Using the trigonometric ratio.
tan( x ) = opposite / adjacent
tan( x ) = 3 / \(\frac{20\sqrt{3} }{3}\)
tan (x ) = \(\frac{3\sqrt{3} }{20}\)
Take the tan inverse
x = tan⁻¹( \(\frac{3\sqrt{3} }{20}\) )
x = 14.6 degrees
Therefore, angle x measures 14.6 degrees.
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(2a-7) (2a-7)
ANSWER QUICK. PERSON WILL BE MARKED BRAINLY
Answer:
(2a-7)(2a-7) can be expanded using the FOIL method (First, Outer, Inner, Last):
Step-by-step explanation:
First: (2a)(2a) = 4a^2
Outer: (2a)(-7) = -14a
Inner: (-7)(2a) = -14a
Last: (-7)(-7) = 49
Combining these terms, we have:
(2a-7)(2a-7) = 4a^2 - 14a - 14a + 49
Simplifying further:
= 4a^2 - 28a + 49
Answer:
4a² - 28a + 49
Step-by-step explanation:
Either use FOIL or (a + b)² = a² + 2ab + b²
Using FOIL:
(2a - 7)(2a - 7) = 4a² - 14a - 14a + 49 = 4a² - 28a + 49
Using (a + b)² = a² + 2ab + b²:
(2a - 7)(2a - 7) = (2a - 7)² = 4a² - 28a + 49
a latin square design is used to determine the order of treatments that will be used in a within-subjects experiment comparing five treatments labeled a, b, c, d, and e. how many groups of participants will receive treatment e as the first treatment?
There is only one group of participants will receive treatment e as the first treatment.
What is lain square design?
A block with a Latin square design has v Latin characters arranged in a
v x v array (a table with v rows and v columns). Latin square designs are
frequently employed in studies in which individuals are assigned to treatments over a predetermined time period, where it is assumed that time has a significant impact on the experimental response.
The Latin Square Design's name comes from the fact that the treatments can be represented by a square written in Latin letters. Latin letters in the Latin square shape represent the treatment factor levels. The number of treatment levels must match the number of rows and columns.
Hence, There is only one group of participants will receive treatment e as the first treatment.
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There are 575 fireworks to be shot off in a firework display every minute 12 new fireworks are shot off display write a verbal model and algebraic expression to represent the number of fireworks
Complete question :
There are 575 fireworks to be shot off in a firework display every minute 12 new fireworks are shot off display write a verbal model and algebraic expression to represent the number of fireworks left to be shot off after t minutes.
Answer:
575 - 12t
Step-by-step explanation:
Given the following :
Total number of fireworks = 575
Number of shots per minute = 12
To calculate the number of fireworks left to be shot off after t minutes, The total number of fireworks already shot after the same time interval t in minutes, is first obtained, this is equivalent to (12*t). The result is then subtracted from the total number of fireworks to be shof off.
In algebraic terms
[total number of fireworks on display - (number of shots per minute × t)]
575 - 12t
1)Jamal has 24 inches of yarn. How many feet of yarn does he have?2) Ricardo has 1/2 of a foot of yarn. How many inches does he have?
Answer:
Jamal has 2.5 feet of yarn
Step-by-step explanation:
What radius help me ! Help !
the ratio of men to women working for a company is 4 to 7 if there are 231 employees total how many women work for the company.
Answer:
297
Step-by-step explanation:
if a and b are matrix functions such that the matrices a(0) and b(0) are the same, then a and b are the same matrix function
If a and b are matrix functions such that the matrices a(0) and b(0) are the same, then a and b are the same matrix function is "false" statement.
What is matrix function?A matrix function can be defined in a variety of ways (or matrix-valued function). One manner is in which the function takes the shape of a matrix, rather than numbers, the matrix contains functions. A(t), for example, is a 2 x 2 matrix function.
Some key features regarding the matrix function are-
The function is designated only for t values that specify all 4 of the elements in the this example matrix.A matrix function can also be defined as a function which calculates a (generally square) matrix A; in other words, it is a process of mapping one matrix to another. Some researchers defined matrix functions just on complex plane ℂ. Higham (2008), for example, emphasizes the definition as involving a scalar function f and a matrix A ∈ ℂ∧(n x n).To know more about complex plane, here
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The complete question is-
If a and b are matrix functions such that the matrices a(0) and b(0) are the same, then a and b are the same matrix function. (True/False)
Determine whether the description corresponds to an observational study or an experiment.Research is conducted to determine if there is a relation between stomach cancer and alcohol consumption.
Answer:
Observational
Step-by-step explanation:
Observational studies are studies that measure the outcome of events without the introduction of interventions. They are useful in the formation of a hypothesis. The experiment described above is an observational study that compares two groups so as to measure the predictors of an outcome. No intervention is introduced to influence the outcome of the research.
An experiment on the other hand is often organized as a randomized control trial where subjects are divided into groups and a placebo or control group is introduced to monitor the outcome of the study.
Suppose the following game is played infinite times in the future. Time discount is 0.32. What should be the value of x so that the equilibrium strategy is (Cooperate, Cooperate)?
Player 2
Player 1 Cooperate
Cooperate (x, x)
Defect
(2,26)
Defect
(26, 2)
(5,5)
To achieve an equilibrium strategy of (Cooperate, Cooperate) in an infinite game with a time discount of 0.32, the value of x should be 5.
In the given game, Player 1 and Player 2 have two possible choices: Cooperate or Defect.
The payoffs for each choice are presented in the table format provided. To determine the equilibrium strategy, we need to consider the players' incentives and find a situation where neither player has the incentive to deviate from their chosen strategy.
In this case, we want the equilibrium strategy to be (Cooperate, Cooperate), which means both players should choose to cooperate. To analyze the game, let's consider Player 1's perspective.
If Player 2 cooperates (first column), Player 1's best response is to cooperate as well since the payoff is higher for cooperation (x) compared to defection (2 or 26).
However, if Player 2 defects, Player 1's best response is to defect as well, as the payoff for defection (26) is higher than cooperation (5).
Since Player 1's best response is to always cooperate regardless of Player 2's choice, we can conclude that Player 1 will always choose to cooperate.
To achieve the equilibrium strategy, Player 2 should also choose to cooperate. Therefore, in the (Cooperate, Cooperate) equilibrium, Player 2's payoff for cooperation should be equal to Player 1's payoff for cooperation.
Looking at the table, we see that the only common payoff for cooperation is (5, 5). Hence, for the equilibrium strategy to be (Cooperate, Cooperate), the value of x should be 5.
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problem solving an archeologist finds part of a circular plate. what was the diameter of the plate to the nearest tenth of an inch?a part of a circular plate is drawn. two chords of length 7 inches each are bisected perpendicularly by two segments passing through the center. the length of each segment is 6 inches.
The diameter of the circular plate is 16.3 inches (rounded to the nearest tenth of an inch).
The given figure can be visualized as a circle with two perpendicular chords of length 7 inches each.
The chords are bisected perpendicularly by two segments passing through the center, each of length 6 inches.
Now, we have to find the diameter of the circular plate.
To find the diameter, we have to draw a perpendicular line to the center from one of the endpoints of a chord.
This will give us a right triangle with one side as 3 inches (half of the length of the chord) and the hypotenuse as the radius of the circle.
Using Pythagoras theorem, we get:
r² = 3² + 6² = 45r = √45 = 3√5 inches
Since the radius is 3√5 inches, the diameter is 6√5 inches.
To get the value of the diameter to the nearest tenth of an inch, we substitute 3.16 for √5.
Therefore, the diameter of the circular plate is:
Diameter = 6(3.16) = 18.96 inches ≈ 16.3 inches (rounded to the nearest tenth of an inch).
Thus, the diameter of the circular plate is 16.3 inches (rounded to the nearest tenth of an inch).
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Steve had 48 chocolates but decided to give 8 chocolates to each of his f coworkers. How many chocolates does Steve have left?
Answer: 0 chocolates .
Step-by-step explanation: 48= 8f
divide 8 on both sides which equals 6.SO f =6 .And 8 times 6 =48 .
help and explain//////////////////////////////////////////////
Answer:
(f + g)(x) = 5x - 3
Step-by-step explanation:
(f + g)(x)
= f(x) + g(x)
= 2x + 4 + 3x - 7 ← collect like terms
= 5x - 3
Answer:
5x - 3
Step-by-step explanation:
(f + g)(x) = f(x) + g(x)
= 2x + 4 + ( 3x - 7 )
= 5x - 3
For the inverse variation equation xy = k, what is the constant of variation, k, when x = 7 and y = 3? three-sevenths seven-thirds 10 21
The value of the constant k when the value of x and y is 7 and 3 respectively in the equation xy=k is 21.
What is an equation?An equation is formed when two equal expressions are equated together with the help of an equal sign '='.
The value of the constant k when the value of x and y is 7 and 3 respectively in the equation xy=k can be written as,
\(xy=k\\\\(7) \times (3 ) =k\\\\k= 21\)
Hence, the value of the constant k when the value of x and y is 7 and 3 respectively in the equation xy=k is 21.
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Answer:
D
Step-by-step explanation:
K=21
The formula c = 5p + 215 relates c, the total cost in dollars of hosting a birthday party at a skating rink, to p, the number of people attending the party.
a. solve for p
b. If Allies parents are are willing to spend $300 for her party, how many people can attend. Show your work.
Answer: a. p = c/5 - 43 b. 17 people
Step-by-step explanation:
c= 5p + 215
A) a said solve for p so we will solve for p in the equation.
c= 5p + 215 First Subtract 215 from both sides
-215 -215
c - 215 = 5p Now divide both sides by 5.
p = c/5 - 43
B) If c is the total cost of hosting a birthday party then we will input 300 into the equation for c and solve for p.
300 = 5p + 215 First subtract 215 from both sides
-215 -215
85 = 5p Divide both sides by 5
p = 17
This means 17 people can attend the meeting if Allies parents are willing to spend $300.
The number of people that can attend the party will be 17
Since the formula given is represented by c = 5p + 215, to solve for p, we've to use subject of the formula and this will be:
c = 5p + 215
c - 215 = 5p
p = (c - 215)/5
p = c/5 - 43
Based on the equation given, the number of people that can attend the party will be:
c = 5p + 215
300 = 5p + 215
Collect like terms
5p = 300 - 215
5p = 85
p = 85/5
p = 17
Therefore, 17 people can attend the party.
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HELP ASAPPP PLSS ill mark
Answer: 88
Step-by-step explanation: since its a circle u times the diameter of the cloth by 3.14 which is 87.92 so you round it to 88