Are the lines x− 2y= 4 and y= 2x − 2 parallel, perpendicular, or neither? Explain your answer.

Answers

Answer 1

Answer: For lines to be parallel, the slope has to be the same.

For lines to be perpendicular, the slope has to be the negative reciprocal.  4 x + 2 y = 7

2 y = − 4 x + 7

y = − 2 x + 7 /2

Compared to : y = 2 x − 3

Step-by-step explanation: Just a good guess.


Related Questions

2. A store offers a 20% discount if you buy a pair of pants, a shirt, and socks. You take advantage of the offer and get a pair of pants, a shirt for R$20 and socks for R$5. Sales tax is 7%. If the total cost was $47.08. What was the original price of the bike

Answers

Answer:

A topic sentence is used to bring

to a paragraph.

Step-by-step explanation:

A topic sentence is used to bring

to a paragraph.

if you increase the number by 4 and double the sum the result you will get will be the same as four times the number decrease by six​

Answers

Answer:

Step-by-step explanation:

Let the number be x,

2(4+x)= 4x-6

8+2x= 4x-6

Collect like terms

8+6. = 4x-2x

14 = 2x

x = 14/2

x.=. 7

PLEASE GIVE BRAINLIEST.

Please help thank you all so much

Please help thank you all so much

Answers

The domain of the composite functions:

a). (f + g)(-2) = 23

b). (f - g) (-2) = 1

c). f(x) - g(x) = x² - 5x - 13

What is composite function?

A function is composite when the co- domain of the first mapping is the domain of the second mapping

Given the functions f(x) = x² - 4x and g(x) = x + 13, we shall evaluate the domains of the functions as follows:

a). (f + g)(-2) = (-2)² - 4(-2) + (-2) + 13

(f + g)(-2) = 4 + 8 - 2 + 13

(f + g)(-2) = 23

b). (f - g) (-2) = (-2)² - 4(-2) - (-2) - 13

(f - g)(-2) = 4 + 8 + 2 - 13

(f - g) (-2) = 1

c). f(x) - g(x) = x² - 4x - x - 13

f(x) - g(x) = x² - 5x - 13

Therefore, the domain of the composite functions:

a). (f + g)(-2) = 23

b). (f - g) (-2) = 1

c). f(x) - g(x) = x² - 5x - 13

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3,4,4,5,5,5,5,7,7,8,810,10,10,14 5 numbers have a mean of 6, a median of 5 and a mode of 4. The largest number is 10. Find the numbers.

Answers

Answer:

Step-by-step explanation:

MODE

3,4,4,5,5,5,5,5,7,7,8,8,10,10,14

MEAN

10-6=4

MEDIAN

3,4,4,5,5,5,5,5,5,7,7,8,8,10,10,14 CROSS OUT THE FIRST AND THE END THE DO IT AGAIN UNTIL YOU GET TO THE middle.

MEDIAN =5

RANGE IS BIGGEST- SMALLEST

10-3=7  

93) A quarter weighs 5.67 grams. How much does the quarter weigh in
centigrams?

Answers

567 centigrams is the answer

Which expressions are equivalent to the given expression. Help me out please

Which expressions are equivalent to the given expression. Help me out please

Answers

Answer:

.............. .......

In March, Delphine's house had 40\%40%40, percent more snowfall than in February. Delphine's house had fff centimeters of snowfall in February.
Which of the following expressions could represent how much snowfall Delphine had at her house in March?
Choose 2 answers:

Answers

The expressions that could represent how much snowfall Delphine had at her house in March will be:

1.4f

f + 0.4f

How to illustrate the expression?

Expression simply refers to the mathematical statements which have at least two terms which are related by an operator and contain either numbers, variables, or both. Addition, subtraction, multiplication, and division are all possible mathematical operations.

Since Delphine's house had 40 percent more snowfall than in February. Delphine's house had f centimeters of snowfall in February.

The expression will be:

f + (40% × f)

f + 0.4f

= 1.4f

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Agatha borrowed $4,500 from the bank. 4 years later, Agatha owes the bank $5,040. What was the percentage rate of simple interest in the loan?

Answers

Answer:

12%

Step-by-step explanation:

If we subtract both numbers we get 540.

\(\frac{540}{4500} = \frac{x}{100} \\\)

540 x 100 = 54,000

54,000 / 4,500 = 12%

Find the area of a trapezoid with bases of 16 feet and 10 feet and a height of 3 feet. 39 ft2 78 ft2 240 ft2 480 ft2

Answers

Answer: 39 ft2

Step-by-step explanation:

The area of the trapezoid is 39 square feet.

To find the area of a trapezoid, you can use the formula:

Area = (1/2) × (base1 + base2) × height

Given that the bases of the trapezoid are 16 feet and 10 feet, and the height is 3 feet, we can substitute these values into the formula:

Area = (1/2) × (16 + 10) × 3

Area = (1/2) × 26 × 3

Area = (1/2) × 78

Area = 39 ft^2

Therefore, the area of the trapezoid is 39 square feet.

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The question is in the picture.

The question is in the picture.

Answers

Easy way to do this, divide 24 with 3, you will get 8. That means 8 is 1/3 of 24. To get 2/3 you just add 8+8 which equals to 16

If a giant microwave is 9 feet long, 6 feet wide, and 3 feet high, what is its volume in cubic yards?

Answers

Answer:

322

Step-by-step explanation:

The volume of the giant microwave is 6 cubic yards.

What is a cube?

It is a polygon having six faces.

The volume of a cube is side³.

We have,

Length = 9 feet

Width = 6 feet

Height = 3 feet

The volume of the giant microwave.

= 9 x 6 x 3

= 162 cubic feet.

1 yard = 3 feet

Cube on both sides.

1 yard³ = 27 feet³

Multiply 162/27 on both sides.

162/27 yard³ = 162 feet³

6 yard³ = 162 feet³

Thus,

6 cubic yards is the volume of the giant microwave.

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The final velocity of an object moving in one dimension is given by the formula v=u+at, where u is the initial velocity, a is the acceleration, and t is the time. Solve the equation to t. To solve for t, first __ both sides of the equation.

Answers

Answer:

subtract u from

Step-by-step explanation:

the second answer is D. t=(v-u)/a

just did it on edge

Answer:

"subtract u from"

Step-by-step explanation:

correct on edge 2022 :)

Graphs. First correct answer will mark brainliest.
30 POINTS!!

Graphs. First correct answer will mark brainliest.30 POINTS!!

Answers

The assumption in answering the question is that no student scored 0

The assumptions made in answering the question

From the question, we have the following parameters that can be used in our computation:

The bar chart

On the bar chart, we hae

Students that score more than 8 = 5

Students in the class = 33

The (b) is calculated by considering all students that score more than 0 from the histogram

This means that the assumption is that no student scored 0

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If the length of AC equals 18, what is the length of the midsection DE

If the length of AC equals 18, what is the length of the midsection DE

Answers

Answer:

The length of the midsegment is 9 ⇒ (B)

Step-by-step explanation:

In a triangle,

The midsegment is the segment which joining the midpoints of two opposite sides of itThe length of the midsegment is half the length of the third side in the triangle which opposite to it

Let us use this rule to solve our question

In Δ AC

∵ DE is the midsegment of it

∵ DE is opposite to the side AC

∴ The length of DE = 1/2 the length of AC

∵ The length of AC = 18

∴ The length of DE = 1/2 × 18

∴ The length of DE = 9

The length of the midsegment is 9

The correct answer is B

i need everything answered

i need everything answered

Answers

Using the circles:

radius - RTdiameter - QTSchord that is not a diameter - PScentral angle - Tminor arc - QPmajor arc - QSPsemicircle - QRSA = 201.06 square inches, C = 50.27 inchesA = 314.16 square meters, C = 62.83 metersmJKP = mJKN = 90° mJLK = 63° and mPLJ + mJLP = 207°

How to calculate areas and circumference?

A circle with a radius of 8 inches has an area and circumference given by:

A = πr² = π(8²) ≈ 201.06 square inches

C = 2πr = 2π(8) ≈ 50.27 inches

Rounding to the nearest hundredth:

A ≈ 201.06 square inches

C ≈ 50.27 inches

Therefore, the area is approximately 201.06 square inches and the circumference is approximately 50.27 inches.

A circle with a diameter of 20 meters has a radius of 10 meters. The area and circumference are given by:

A = πr² = π(10²) ≈ 314.16 square meters

C = 2πr = 2π(10) ≈ 62.83 meters

Rounding to the nearest hundredth:

A ≈ 314.16 square meters

C ≈ 62.83 meters

Therefore, the area is approximately 314.16 square meters and the circumference is approximately 62.83 meters.

Using these relationships, find the measures of some of the angles:

a) mJKP = mJKN (by vertical angles) and mJKP + mPKL = 90° (by complementary angles), so mJKN + mPKL = 90°.

b) mJKN = mJKP (by vertical angles) and mJKN + mKNM = 90° (by complementary angles), so mJKP + mKNM = 90°.

c) mJLK = mMPL (by alternate interior angles) and mMPL = 63°, so mJLK = 63°.

d) mKNM = 90° - mJKN (by complementary angles). We cannot determine the measure of mJKN.

e) mJLK = mMPL (by alternate interior angles) and mJLR = mJLP (by vertical angles), so:

mJLK + mKLP + mPLJ + mJLP = 360° (by the sum of angles in a quadrilateral)

63° + 90° + mPLJ + mJLP = 360°

mPLJ + mJLP = 207°

f) mJLR = mJLP (by vertical angles) and mKPL = 90°, so:

mJLR + mJLP + mKPL = 180° (by the angles in a triangle)

mJLR + mJLP + 90° = 180°

mJLR + mJLP = 90°

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Image transcribed:

Use the circle below for questions 1-7.

1. Name a radius.

2. Name a diameter.

1.

2.

3.

R

3. Name a chord that is not a diameter.

P

4. Name a central angle.

4.

S

5. Name a minor arc.

5.

6. Name a major arc.

7.

7. Name a semicircle.

For questions 8 and 9, find the area and circumference. Round to the nearest hundredth.

8.

A =

C=

9.

A =

20 m

8 in

C=

10. If m∠MPL = 63°, find each measure.

K

a) mR= =

= m KNM d) 이이

=

b) - =

c) L

=

f) mJLR =

N

M

Gina Wilson (All Things Algebra, LLC), 201

Find the bases for Col A and Nul​ A, and then state the dimension of these subspaces for the matrix A and an echelon form of A below.
A= 1 3 8 2 7 1 3 8 2 7
2 7 20 6 20 --- 0 1 4 2 6
-3 -12 -36 -7 -19 0 0 0 1 4
3 13 40 9 25 0 0 0 0 0
Start 4 By 5 Table 1st Row 1st Column 1 2nd Column 3 3rd Column 8 4st Column 2 5st Column 7 2nd Row 1st Column 2 2nd Column 7 3rd Column 20 4st Column 6 5st Column 20 3rd Row 1st Column negative 3 2nd Column negative 12 3rd Column negative 36 4st Column negative 7 5st Column negative 19 4st Row 1st Column 3 2nd Column 13 3rd Column 40 4st Column 9 5st Column 25 EndTable
tilde
Start 4 By 5 Table 1st Row 1st Column 1 2nd Column 3 3rd Column 8 4st Column 2 5st Column 7 2nd Row 1st Column 0 2nd Column 1 3rd Column 4 4st Column 2 5st Column 6 3rd Row 1st Column 0 2nd Column 0 3rd Column 0 4st Column 1 5st Column 4 4st Row 1st Column 0 2nd Column 0 3rd Column 0 4st Column 0 5st Column 0 EndTable
A basis for Col A is given by
StartSet nothing EndSet
​(Use a comma to separate vectors as​ needed.)
The dimension of Col A is
3.
A basis for Nul A is given by
StartSet nothing EndSet
​(Use a comma to separate vectors as​ needed.)
The dimension of Nul A .

Answers

Answer:

skip counting by 0

Step-by-step explanation:

skipcount by 0 to get to 100 for the third column.

Answer:

its the first graph

Step-by-step explanation:

I got it right bc im cool like that ig

Using the Prime Factorization for 27 and 54, what is the GCF

Answers

Answer:

The GCF is 27.

Step-by-step explanation:

hope this helps

The factors of 27 are: 1, 3, 9, 27

The factors of 54 are: 1, 2, 3, 6, 9, 18, 27, 54

Then the greatest common factor is 27.

Ann broke up
a large array into two smaller arrays.
The two smaller arrays show 1 X 8 and
4 X 8. What was the large array that
Ann started with?

Answers

Answer:

I think. its below

Step-by-step explanation:

1 x 8 = 8

4 x 8 = 32

If Ann broke up a large array into two smaller arrays. The two smaller arrays show 1 X 8 and 4 X 8 then 40 is Anna started array.

What is Multiplication?

Multiplication is a method of finding the product of two or more numbers

Given,

Ann broke up a large array into two smaller arrays.

Th first smaller array show  1 X 8

The second smaller array show  4 X 8.

First smaller array show  1 X 8

=8

Second smaller array show  4 X 8.

32

Now let us add both the arrays

32+8=40

Hence, 40 is the  large array that Ann started.

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Jeff is making cookies for his school. He needs 150 cookies. One recipe makes 60 cookies and uses 1.5 cups of butter. How many tablespoons of butter will be needed to make 150 cookies? (1 cup = 16 Tbsp.) Show how to use unit fractions to solve this problem.

Answers

Answer

Since one recipe makes 60 cookies, we can write the unit fraction LaTeX: \frac{1\text{ recipe}}{60\text{ cookies}}1  recipe 60  cookies. Since one recipe uses 1.5 cups of butter, we can write the unit fraction LaTeX: \frac{1.5\text{ cups butter}}{1\text{ recipe}}1.5  cups butter 1  recipe. And since 1 cup = 16 Tbsp., we can write the unit fraction LaTeX: \frac{16\text{ Tbsp}}{1\text{ cup}}16  Tbsp 1  cup.

Multiply:

LaTeX: \frac{150\text{ cookies}}{1} \cdot \frac{1\text{ recipe}}{60\text{ cookies}} \cdot \frac{1.5\text{ cups butter}}{1\text{ recipe}} \cdot \frac{16\text{ Tbsp}}{1\text{ cup}}150  cookies 1 ⋅ 1  recipe 60  cookies ⋅ 1.5  cups butter 1  recipe ⋅ 16  Tbsp 1  cup

= LaTeX: \frac{150(1)(1.5)(16)}{1(60)(1)(1)} 150 ( 1 ) ( 1.5 ) ( 16 ) 1 ( 60 ) ( 1 ) ( 1 )

= 60 Tbsp. butter

To make 150 cookies 60 tablespoons of butter is needed.

What are ratio and proportion?

A ratio is a comparison between two similar quantities in simplest form.

Proportions are of two types one is the direct proportion in which if one quantity is increased by a constant k the other quantity will also be increased by the same constant k and vice versa.

In the case of inverse proportion if one quantity is increased by a constant k the quantity will decrease by the same constant k and vice versa.

From the given information we can solve this problem by using the proportional method.

Assuming 'x' cups of butter is needed to make 150 cookies.

Therefore,

60 : 1.5 : : 150 : x.

60/1.5 = 150/x.

60x = 225.

x = 225/60.

x = 3.75 cups.

Also given that 1 cup is equal to 16 tablespoons.

Therefore, 3.75 cups is equal to (3.75×16) tablespoons.

= 60 tablespoons.

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I need help on this problem for 50 points 3000x9000

Answers

Answer:

The answer is 27,000,000

Find the value of x, 6,4, 3x, 4x+1

Find the value of x, 6,4, 3x, 4x+1

Answers

Answer:

If two chords intersect in a circle, then the product of the segments of one chord equals the product of the segments of the other chord.

6(3x) = 4(4x + 1)

18x = 16x + 4

2x = 4

x = 2

Help please/////
///////

Help please////////////

Answers

Answer:

False, True

Step-by-step explanation:

so the formula! is to divide image by pre-image in order to get your scale factor. 5 divided by 2 is 2.5.. so that answer can be marked true, leaving the other false. < 3

let me know if im right tho lol :D

Jessica's Furniture Store manager is trying to figure out how much to charge for an armchair that just arrived. The chair was purchased at a wholesale price of $ 1,200 and the store increases the price of all its furniture by 45%. At what price should the manager sell the chair?

Answers

Answer: The manager should sell the chair for $1740.

Step-by-step explanation:

45% of 1200       Solve this to find the amount increase

0.45 * 1200 =  540      Now add this amount to find the price.

$1200 + $540 = $1740

or  you could do it this way

100% + 45% =  145%

145% of 1200 =?

1.45 * 1200 = 1740

Use a technique of integration or a substitution to find an explicit solution of the given differential equation. dy/dx = sin(root(x))/root(y)

Answers

Finding an explicit solution for the differential equation \(dy/dx = sin(\sqrt x)/\sqrt y\) is not possible using standard techniques of integration or substitution.

A separable differential equation is one in which the variables x and y can be separated, meaning that the equation can be written in the form f(x) dx = g(y) dy. This type of equation can be easily solved by integrating both sides and finding the constant of integration. However, in the equation dy/dx = sin(√x)/√y, the sin function makes it a nonlinear differential equation, meaning that it cannot be separated into a product of two functions, one of x and one of y.

This type of differential equation cannot be solved using standard methods and requires more advanced techniques, such as numerical methods or perturbation methods. Numerical methods, such as Runge-Kutta or finite differences, involve approximating the solution at discrete points and then using interpolation to find the solution over a continuous interval. Perturbation methods involve making a series expansion of the solution and finding the coefficients of the series recursively.

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Which of the following equations has only one solution? A. x^2 -8 x + 16 = 0 B. x(x - 1) = 8 C. x^2 = 16

Which of the following equations has only one solution? A. x^2 -8 x + 16 = 0 B. x(x - 1) = 8 C. x^2 =

Answers

\(\\\\\\x^2 -8x +16 = 0\\\\\implies x^2 - 2(4) + 4^2 =0\\\\\implies (x-4)^2 =0\\\\\implies x -4 =0\\\\\implies x =4\\\\\text{This equation has only one solution.}\)

What are the first two steps in solving the radical equation below?
√x - 6 +5 = 12
Look at picture(15 points)

What are the first two steps in solving the radical equation below?x - 6 +5 = 12Look at picture(15 points)

Answers

Answer:

B

Step-by-step explanation:

Given

\(\sqrt{x-6}\) + 5 = 12 ( subtract 5 from both sides )

\(\sqrt{x-6}\) = 7 ( square both sides )

x - 6 = 49 ( add 6 to both sides )

x = 55

Answer:

B. Subtract 5 from both sides and then square both sides.

Step-by-step explanation:

First, subtract 5 from both sides in order to get \(\sqrt{x-6}=7^{2}\)

Second, square both sides in order to get \(x-6=49\) (p.s. squaring both sides gets rid of the square root)

Third, add 6 to both sides in order to get x=55

Last, see that the answer is B, as you had to subtract 5 from both sides and then square both sides to get your answer

There you go, and good luck on the other questions!

D. Which transformations (vertical shift, horizontal shift, dilations, and reflections) change the domain of a function.
Support your answers with equations and graphs.

Answers

The transformations that change the domain of a function are given as follows:

Horizontal shift.Dilation.Reflection over the y-axis.

What is the domain of a function?

The domain of a function is defined as the set containing all the values assumed by the independent variable x of the function, which are also all the input values assumed by the function.

Hence we must look at transformations that change the values of x of the function, which are given as follows:

Horizontal shift, which are f(x + a) and f(x - a).Dilation, which are f(ax).Reflection over the y-axis, which is f(-x).

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Use the given graph of f to find a number such that if 0 < |x − 3| < then |f(x) − 2| < 0.5.

Use the given graph of f to find a number such that if 0 &lt; |x 3| &lt; then |f(x) 2| &lt; 0.5.

Answers

Answer:

x=3, = -2

Step-by-step explanation:

What is m angle H + m angle J?

What is m angle H + m angle J?

Answers

Answer:

180°

Step-by-step explanation:

The measure of an inscribed angle (inscribed inside a circle) is half the measure of its inscribed arc.

m∡H = (1/2)(m arc GJI)

m∡J = (1/2)(m arc GHI)

m∡H + m∡J = (1/2)(m arc GJI + m arc GHI)

But those two arcs added together on the right side are the whole circle, so they add to 360°.

m∡H + m∡J = (1/2)360°

m∡H + m∡J = 180°

The sum of 9 distinct positive integers is 2009. Find the maximum possible value of the greatest common divisor of these 9 numbers.

Answers

Answer:

  49

Step-by-step explanation:

The greatest common divisor of the addends must also be a divisor of 2009. That number can be factored as ...

  2009 = 1×2009 = 7×287 = 41×49

The largest possible factor such that the other factor can be a sum of 9 positive integers is 49.

The maximum value of the GCD is 49.

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