The speed of the jet is 1302 miles per hour.
Speed determinationSince a private jet can fly 1134.6 miles against a 27-mph headwind in the same amount of time it can fly 1469.4 miles with a 27-mph tailwind, to find the speed of the jet you must perform the following calculation:
(1469.4 - 1134.6) / 2 = X334.8 / 2 = X167.4 = X1469.4 - 167.4 = X1302 = XTherefore, the speed of the jet is 1302 miles per hour.
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Gareth has 15 total quarters and dimes with a total value of $2.10. A photo of a stack of quarters and a stack of dimes is shown. The system of equations can be used to solve for the number of each Gareth has. {Q+D=15 25Q+10D=210 Complete in the table to show the quantities and values of the coins Gareth has.
Answer:
4 Quarters and 11 Dimes
Step-by-step explanation:
In the first equation, we know that [tex]D=15-Q[/tex] If we plug this into the second equation, we get 25q+10(15-Q)=210. If we simplify this equation, we get 25q+150-10q=210, which can be simplified to 15q+150=210. And since 15q=60, q=4. Then, you subtract 4 from 15, to get 11 dimes. So, there are 4 quarters and 11 dimes. Hopefully, this helps!
Help math exit ticket
Answer:
x = 15
Step-by-step explanation:
We can see that the angle with a measure of 37° and the angle with (9x + 8)° form a straight line, so they add up to 180°. This means that 37 + 9x + 8 = 180.
Step 1: Combine like terms.
[tex](9x)+(37+8)=180[/tex] [tex]9x+45=180[/tex]Step 2: Subtract 45 from both sides.
[tex]9x+45-45=180-45[/tex] [tex]9x=135[/tex]Step 3: Divide both sides by 9.
[tex]9x/9=135/9[/tex] [tex]x=15[/tex]Therefore, x = 15!
Which of the following lines is perpendicular to the line y = 5x +9? Y= -1/5x - 7 Y= 5x - 1/9 Y= -5x +1 Y= 1/5x + 9
Answer:
[tex]y=-\frac{1}{5} -7.[/tex]
Step-by-step explanation:
1) the rule: if two lines are y=k₁x+b₁ and y=k₂x+b₂ are perpendicular, then k₁*k₂=-1;
2) according to the rule above, the correct answer is y= -1/5 x-7.
Graph the function y=6x−8.
Answer:
The graph can be seen in the attached image
Step-by-step explanation:
Step 1: Write the given function
[tex]y = 6x - 8[/tex]
Step 2: Plot the graph of the function
Done using a graphing calculator
Help math math math ASAP
Answer:
[tex]\displaystyle y = -\frac{1}{4}x - 10[/tex]
Step-by-step explanation:
Perpendicular equations have OPPOCITE MULTIPLICATIVE INVERCE RATE OF CHANGES [SLOPES], so 4 becomes −¼. Now, proceed with plugging the information into the Slope-Intercept Formula:
[tex]\displaystyle -11 = -\frac{1}{4}[4] + b \hookrightarrow -11 = -1 + b; -10 = b \\ \\ \boxed{y = -\frac{1}{4}x - 10}[/tex]
I am joyous to assist you at any time.
Answer:
y= - 1/4 of 10
Step-by-step explanation:
Steven’s cat drinks water from a bowl. The following function represents the ounces of water left in the bowl in terms of hours since it was filled. y= -1/2x + 4 Which variable represents the number of hours since the bowl was filled
Considering the given linear function, variable x represents the number of hours since the bowl was filled.
What is a linear function?A linear function is modeled by:
[tex]y = mx + b[/tex]
In which:
m is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.b is the y-intercept, which is the value of y when x = 0.In this problem, the number of ounces of water left in the bown after x hours is given by:
y = -0.5x + 4.
Variable x is the input, hence, it represents the number of hours since the bowl was filled.
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Answer:
Part A: The number of ounces of water left in the bowl depends on the number of hours since the bowl was filled. So the number of ounces is the dependent quantity. The y-variable represents the dependent quantity. So, the y-variable represents the ounces of water left in the bowl.
Part B: The number of hours since the bowl was filled is the independent quantity. The x-variable represents an independent quantity. So, the x-variable represents the number of hours since the bowl was filled.
Part C: The value 4 is the initial value of the function. It represents the ounces of water in the bowl immediately after the bowl was filled and before the cat drank any water from the bowl.
Part D: The value -1/2 is the function’s rate of change. It represents the change in ounces of water in the bowl with every hour.
Step-by-step explanation:
I took the Edmentum test.
Question 2! Need help please
Which expression has a value of 48?
(16 - 8) x (2 + 4)
16 - (8 x 2 + 4)
16 - 8 x (2 + 4)
(16 - 8) x 2 + 4
Step-by-step explanation:
(16-8)×(2+4)
(8)×(2+4)
(8)×(6)
48
Find yhe equation of the line passing through the points (1, -5) and (9, 11) y = [?]× + []
y = [?]× + []
Answer:
y=mx+b
m=(11-(-5))/(9-1)
m=16/2
m=8
y=8x+b
-5=8(1)+b
b=-13
y=8x-13
2. A library bookshelf can hold 264 books. There are 15 bookshelves in our library. How
many books can be placed on our 15 bookshelves?
Answer:
it can hold 3,960 books
Step-by-step explanation:
264 × 15 = 3,960 just multiply the bookshelves by how much it can hold
What is the perimeter of a square?
Explanation:
Let the side of a square be represented as "x".
The perimeter of a square is the sum of it's sides. Since the sides are equal, we can add x four times to get the perimeter.
[tex]\rightarrowtail \text{Perimeter of square} = 4 \times x[/tex]
[tex]\rightarrowtail \text{Perimeter of square} = x + x + x + x[/tex]
[tex]\rightarrowtail \boxed{\text{Perimeter of square} = 4x}[/tex]
To find the perimeter of the square, simply substitute the side length of the square into 4(Side length) to find the perimeter.
Select the correct answer.
Which rectangles are similar?
pls help
The rectangles are similar to DEFG and VWXY
We have given the rectangle ABCD, QRSP, EFGD, and WXYV.
We have the rectangle DEFG and WXVY.
What is the rectangle?A rectangle is a quadrilateral with four right angles. It can also be defined as an equiangular quadrilateral, since equiangular means that all of its angles are equal; or a parallelogram containing a right angle. A rectangle with four sides of equal length is a square.
If we divide WV by 2 and VY by 2 then we get the side ED and DG
Therefore the given two rectangles are similar.
The rectangles are similar to DEFG and VWXY.
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Answer:
C
Step-by-step explanation:
I Just Took the Test.
Find the Discriminant and describe the solutions for given quadratic 3² – 2x +3=0
Answer:
Discriminant is 6.
Step-by-step explanation:
9-2x+3=0
-2x+9+3=0
-2x+12=0
-2x+12-12=0-12
-2x=-12
-2x/-2 = -12/-2
x=6
Identify the center, the vertices, and the foci of the ellipses:
4x^2+y^2−16x−6y+21=0
Answer:
yasssssss
Step-by-step explanation:
I need help ASAP on this question.
The volume of this cylinder is 2,813.44 cubic feet. Height is 14 feet. What is the radius?
Answer :
8 feet.Given :
The volume of cylinder is 2,813.44 cubic feet.Height of the cylinder is 14 feet.To Find :
The radius.Solution :
We know,
[tex] \bf \longrightarrow \qquad \: \pi {r}^{2} h = \: Volume_{(cylinder)}[/tex]
Where,
r is the radius of the cylinder.h is the height of the cylinder.Here, we will take the value of π as 3.14 approximately .Substituting the values in the formula :
[tex] \sf \longrightarrow \qquad \: 3.14 \times {r}^{2} \times 14 = \: 2813.44[/tex]
[tex]\sf \longrightarrow \qquad \: 43.96 \times {r}^{2} = \: 2813.44[/tex]
[tex]\sf \longrightarrow \qquad \: {r}^{2} = \: \dfrac{ 2813.44}{43.96}[/tex]
[tex]\sf \longrightarrow \qquad \ {r}^{2} = \: 64[/tex]
[tex]\sf \longrightarrow \qquad \: {r} = \: \sqrt{64} [/tex]
[tex]\pmb{ \bf{ \longrightarrow \qquad \: {r} = \: 8}}[/tex]
Therefore,
The radius of the cylinder is 8 feet.Jeffrey colors 20% of the shapes on a page. He colors 8 shapes. What is the total number of shapes on the page? There were total shapes on Jeffrey's page
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Total = 40
⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻
Step-by-step explanation:
⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻
Based on the information given the total number of shapes on Jeffrey paper is 40 shapes.
⇒ Using this formula;
Total number of shapes=Number of shapes/Percentage of total sales
Which:
Number of shapes= 8
Percentage of total sales=20% or .20
Let's plug in the formula;
Total number of shapes=8/.20
Total number of shapes=40 shapes
⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻
~[RevyBreeze]~
Rewrite the expression using each base only once.
5^-13x5^5x2^5
The expression 5⁻¹³× 5⁵ × 2⁵ can be rewritten as 5⁻⁸ × 2⁵.
What is Exponentiation?Exponentiation is the method of writing a number in terms of powers. This method is usually useful for writing larger numbers in an understandable and effective way.
For a number x, suppose x can be written as aᵇ, here 'a' is called the base and 'b' is called the exponent.
We have to write the expression 5⁻¹³× 5⁵ × 2⁵ in a form where each base comes only once.
This can be solved using one of the basic property of exponents as stated below:
xᵃ × xᵇ = xᵃ⁺ᵇ
That is, upon multiplying two exponents with the same base value, we can combine it and add the exponent values.
∴ 5⁻¹³× 5⁵ can be rewritten as 5⁻⁸.
So 5⁻¹³× 5⁵ × 2⁵ = 5⁻⁸ × 2⁵.
Hence the expression 5⁻¹³× 5⁵ × 2⁵ can be rewritten as 5⁻⁸ × 2⁵ where each base comes only once.
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A scientist drops a probe in the water. The depth of the probe changes −112 feet every second. How many seconds will it take for the probe to reach the bottom at a depth of −114 feet?
Answer:
1.01785714286 seconds
Step-by-step explanation:
What you need to do is take the final end position and divide it by the speed which is -112 units every second and you get the amount of time that it should take.
If y varies directly as x and y = 12.4 when x = 4, find the equation that relates x and y.
Answer:
y = kx
Step-by-step explanation:
k = constant of proportionality
Answer:
y = kx
Step-by-step explanation:
This shows direct variation between the values of x and y, where k is the proportionality constant.
GIVING BRAINLIEST!!!
(please show how you got the answers for the 2 thanks:)
Answer:
a) [tex]1\frac{1}{4}[/tex]
b) [tex]46.69[/tex]
Step-by-step explanation:
a) To evaluate the value of this long expression, we can split it up into parts that are easy to calculate. [tex]2\frac{1}{3}+\frac{1}{2}-\frac{1}{12}[/tex] is equal to [tex]2+\frac{4}{12}+\frac{6}{12}-\frac{1}{12}[/tex] and since the fractions have the same denominators, you can add the numerators and keep the denominators. This would result in [tex]2\frac{9}{12}[/tex], which is [tex]2\frac{3}{4}[/tex] simplified. So, now we know that the first parentheses are equal to [tex]2\frac{3}{4}[/tex]. Next, we have to calculate [tex]2(\frac{1}{3}+\frac{1}{4})[/tex]. Using the distributive property to expand, we reach [tex]\frac{2}{3}+\frac{2}{4}[/tex] and we bring them both with a denominator of 12 and add to get [tex]\frac{7}{6}[/tex]. Finally, the last square root is equal to [tex]\frac{1}{3}[/tex] because [tex](\frac{1}{3})^2[/tex] is equal to [tex]\frac{1}{9}[/tex]. To find our final answer we put all of our answers together in the expression [tex]2\frac{3}{4}-\frac{7}{6}-\frac{1}{3}[/tex]. Bring all of these fractions to a denominator of 12 to get: [tex]2\frac{9}{12}-\frac{14}{12}-\frac{4}{12}[/tex]. We combine to get [tex]1\frac{1}{4}[/tex].
b) Similar to the previous part, we can split this expression into two parts to make it more manageable; [tex]-4.9(-12+\sqrt{0.81})[/tex] and [tex](2.2)^2*1.59[/tex]. Once we find the value of each, we will get our final answer by subtracting the second from the first (as shown in the expression). [tex]-4.9(-12+\sqrt{0.81})[/tex] is equal to [tex]-4.9(-12+0.9)[/tex] which is [tex]-4.9*-11.1[/tex] which is [tex]54.39[/tex]. [tex](-2.2)^2*1.59[/tex] is equal to [tex]4.84*1.59[/tex] which is [tex]7.6956[/tex]. To get the final answer, we do [tex]54.39-7.6956[/tex] which is [tex]46.6944[/tex]. Rounded to the nearest hundredth, it is [tex]46.69[/tex].
Hope this helps :)
rainer has 12 apples he gave 8 apples to his friend.How many apples does he have now.
Answer: he has 4 apples now
Step-by-step explanation:
He has 12 apples to begin with and he gives away 8 to his friend
So, 12 - 8
This gives you 4
Answer:
4
Step-by-step explanation:
12 - 8 = 4
To double check: 8 + 4 = 12
Have an amazing day!
PLEASE RATE!!
Simplify
X^2(y^3)^4/xy^5= x^a•y^b
A=
B=
Step-by-step explanation:
step in image
a = 1
b = 7
thank you
Farmer John has 24 peaches. He uses 6 peaches each to make his famous cobblers. How many cobblers did he make?
Answer:
Farmer John made 4 cobblers.
Step-by-step explanation:
In order to figure out how many cobblers he made, you have to find x. The equation would be x=24÷6. 24 divided by 6 is 4, so x=4.
Choose the equation and description for the
relationship given in the table.
x = 0.035y. There are 0.035 grams in every ounce.
y = 0.035x. There are 0.035 ounces in every gram.
x = 0.035y. There are 0.035 ounces in every gram.
y = 0.035x. There are 0.035 grams in every ounce.
Answer:y= 0.035x. There are 0.035 ounces in every gram.
Step-by-step explanation:I just did the assignment and got it right
Answer:
y = 0.035x. There are 0.035 ounces in every gram.
Its B
Step-by-step explanation:
Money deposited $8000 into an account 6 years ago. The account earned simple interest at a yearly rate. So far the total interest is $1200. What is the rate for the account.
Answer:
2.5%
Step-by-step explanation:
interest = principal * rate * time
1200 = 8000r6
1200 = 48000r
r = 0.025
Rate for account is 2.5%
Find the range of the quadratic function.
y= 3x2 – 18x+ 23
Write your answer as an inequality using x or y as appropriate.
Or, you may instead click on "Empty set" or "All reals" as the answer.
Answer:
-4 ≤ y <∞.
Step-by-step explanation:
y = 3x² - 18x + 23
= 3(x² - 6x) + 23
= 3(x² - 6x + 9) - 27 + 23
= 3(x - 3)² - 4 ≥ -4
So the range is -4 ≤ y <∞.
A rectangular prism is 2 millimeters long and 9.9 millimeters high. Its volume is 138.6 cubic millimeters. What is the width of the rectangular prism?
Answer:
7 mm
Step-by-step explanation:
2*9.9=19.8
138.6/19.8=7
A cube is 5 feet on each side. What is its volume?
125 ft 3
150 ft 3
25 ft 3
50 ft 3
Answer:
125 ft^3
Step-by-step explanation:
V = length x width x height so for a cube V= side^3
V= 5 x 5 x 5 or 5^3 = 125
Hope this helps!
select the digit in the ten thousand place for 542,970
Answer:
The digit in the ten thousand place is 4 in 542,970
Step-by-step explanation: