When a system of two linear equations has no solution, how do the graphs of the equations appear?​

Answers

Answer 1

Answer:

parallel lines that never intersect.

Step-by-step explanation:

When dealing with two linear equations that have no solution, it means that they usually have two variables and are part of a system of equations. Such an example would be the following two equations

2x - y = 2

4x - 2y = 8

These two equations would be part of the same system and they have no solution because there is no pair of values that will give a valid solution to both for the variables x and y. In a graph these equations would appear as parallel lines that never intersect. This is why no solution is found, because there is no intersection.


Related Questions

please help i’m so confused LMC of 9, 12 and 24

Answers

Answer:

The LCM of 9, 12, and 24, is 72.  

Step-by-step explanation:

To find the answer you must figure out the factors of each number, and see which factor has the same number.  

Factors of 9:         Factors of 12:        Factors of 24:

       9                            12                          24

       18                          24                          48

       27                          36                         72

       36                          48

       45                          60

       54                          72

       63

       72

When we look at all these factors, none of them have the same number except 72.  Since all of these factors have 72 in them, this is the LCM of 9, 12, and 24.

Answer:

72

Step-by-step explanation:

9x8 = 72

12x6=72

24x3=72

Regina has strawberry, vanilla, and peach yogurt. She has fresh blueberries, strawberries, raspberries, and blackberries to mix in the yogurt. How many different combinations of one type of yogurt and one type of fruit can she make? Use a table to represent the sample space.

Answers

Hope this helps, my bad for the sloppy hand writing !

Questions about the domain (time in minutes) of the table of values:

(a) What is the minimum (lowest) time value in minutes?

(b) What is the maximum (highest) time value in minutes?

(c) What is the domain (all the time values on the x-axis)?

Need Help?

Answers

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which equation has solutions of -2 and 3?
A. y= x^2+x-6
B. y= x^2-x-6
C. y=x^2 +5x+6
D. y=x^2-5x+6​

Answers

Answer:

b. y= x^2-x-6

Step-by-step explanation:

i hope this helps :)

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determine the equation of line (AB)
A(I;1) and B(0;5)​

Answers

Given:

Consider the two points are A(1,1) and B(0,5)​.

To find:

The equation of the line AB.

Solution:

If a line passes through the two points, then the equation of the line is:

[tex]y-y_1=\dfrac{y_2-y_1}{x_2-x_1}(x-x_1)[/tex]

We A(1,1) and B(0,5)​. So, the equation of line AB is:

[tex]y-1=\dfrac{5-1}{0-1}(x-1)[/tex]

[tex]y-1=\dfrac{4}{-1}(x-1)[/tex]

[tex]y-1=-4(x-1)[/tex]

[tex]y-1=-4x+4[/tex]

Add 1 on both sides, we get

[tex]y=-4x+4+1[/tex]

[tex]y=-4x+5[/tex]

Therefore, the equation of the line AB is [tex]y=-4x+5[/tex].

a. Would a box plot, scatterplot, or histogram be most useful in helping Aurelie make a prediction?

b. Considering that Aurelie is trying to predict how long it will take to complete the ride, which is the dependent variable? Make a scatterplot.

c. Use a line of best fit to predict how long it will take Aurelie to complete the charity ride. Remember that the line does not need to intersect each of the points and that the line does not need to pass through the origin to model the data.​

Answers

Step-by-step explanation:

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What goes first in pemdas, addition or subtraction?

For example:


[tex]10w - 5w + 2w[/tex]
what goes first, 10w- 5w or 5w- 2w ??​

Answers

Addition. Pemdas stands for Parentheses Exponents Multiplication Division Addition Subtraction.

HELP PLEASE LOL!!!!!!!!!

Answers

It’s the square root of:

64 - 16x + x^2 = (-8 + x)

Answer:

[tex]x - 8[/tex]

Step-by-step explanation:

Complete the square.

[tex] {x}^{2} - 16x + 64 = 0[/tex]

[tex] {x}^{2} - 16x = - 64[/tex]

[tex] {x}^{2} - 16x + 64 = - 64 + 64[/tex]

[tex](x - 8) {}^{2} = 0[/tex]

[tex]x - 8 = 0[/tex]

[tex]x - 8[/tex]

What is the number that when you multiply by six and subtract four to the product you get 32

Answers

Answer:

6

Step-by-step explanation:

32 + 4 = 36

36 / 6 = 6

Answer:

28

Step-by-step explanation:

PLEASE HELP, WILL GIVE BRAINLIEST!!!!!
Each of the quadilaterals noted below has two pairs of parallel sides as one of its properties except the blank.


Parallelogram


Rectangle


Trapezoid


Square

Answers

Answer:

trapezoid

Step-by-step explanation:

Answer:

trapezoid

Step-by-step explanation:

all the other shapes are basically squares that's only different one

find the length of the segment pls help

Answers

Answer: 5.1

Step-by-step explanation:

pythagorean theorem: a^2+b^2=c^2

c^2-b^2=a^2 (switch around some things)

(14.9)^2 - (14)^2 = x^2 (insert values)    c=14.9,b=14,a=x

222.01 - 196 = x^2

26.01 = x^2

5.1 = x

Answer:

x = 5.1

Step-by-step explanation:

The radius of the circle is 14.9

Using Pythagoras' identity in the right triangle on the left where the hypotenuse is the radius

x² + 14² = 14.9²

x² + 196 = 222.01 ( subtract 196 from both sides )

x² = 26.01 ( take the square root of both sides )

x = [tex]\sqrt{26.01}[/tex] = 5.1

Someone help? Will mark brainiest if right!

Answers

Answer: 45/36 = 1.25 = 5/4

Correct answer is 5/4

Step-by-step explanation: cos = adjacent / hypotenuse

2. A triangle has the angle measures 40 degrees, 60 degrees, and x degrees. If the sum of the angle measures is equal to 180 degrees, which equation could be used to correctly solve for x? Mark all that apply. (2 Points)
1. X - 100 = 180
2. 180 = 40 + 60 + X
3. 100x = 180
4. X + 100 = 180​

Answers

Answer:

2 and 4

Step-by-step explanation:

ABCD~EFGH. identify the pairs of congruent angles and the corresponding sides.

Answers

Answer:

We need a picture p-p

Step-by-step explanation:

A large emerald with a mass of 812.04 grams was recently discovered in a mine. If the density of the emerald is 2.76 grams over centimeters cubed, what is the volume? Round to the nearest hundredth when necessary and only enter numerical values, which can include a decimal point. (6 points)

Answers

Step-by-step explanation:

The density formula is: Density =mass/vol

---> 2.76 =812.04 / Vol ---> Vol= 812.04 / 2.76= 294.22

The answer is 294.22

The volume of the emerald with mass 812.04 grams and density 2.76 grams/cubic cm is [tex]294.22 \: \rm cm^3[/tex] approximately.

How are density, volume and mass of a substance related?

Suppose that a finite amount of substance is there having its properties as:

mass of substance = m kgdensity of substance = d kg/m³volume of that substance = v m³

Then, they are related as:

[tex]d = \dfrac{m}{v}[/tex]

For this case, we have:

mass of substance = m = 812.04 gdensity of substance = d = 2.76 g/cm³volume of that substance = v cm³

Then, we have:

[tex]d = \dfrac{m}{v}\\\\v = \dfrac{m}{d} = \dfrac{812.04}{2.76} \approx 294.22 \: \rm cm^3[/tex]

Thus, the volume of the emerald with mass 812.04 grams and density 2.76 grams/cubic cm is [tex]294.22 \: \rm cm^3[/tex] approximately.

Learn more about volume, mass and density here:

https://brainly.com/question/952755

PLEASE HELP ME ITS VERY EASY FOR NATIVE ENGLISH SPEAKERS​

Answers

Answer:

#3 #4 #5 #6 #8 #9 and #10

Step-by-step explanation:

Something that many people complain about are traffic jams.

a good solution might be to spend money on low-energy light bulbs.

is ecology something you care about?

what ecological issues are you particularly worried about?

somthing we need to work on is global warming.

what achievement is he famous for?

we were pleased with a solution that she provided.

help if you can plzz

Answers

Answer:

How?

Step-by-step explanation:

3x(2x-7y)-8x(x+2y)+2y(4x-y)

I’m confused, I thought the answer was -2x^2-29xy-2y^2
But that’s not one of the available answers

Answers

Answer:

It is -2 x^2 -13xy- 16ux - 2y^2

Step-by-step explanation:

Hope this helps :)

Answer: you're correct.

Brainliest or a thank you please :)) <3

does anyone know the answer?

Answers

Answer:

A. g(x) = 42 - 0.6x

Step-by-step explanation:

17+b+=60
2/7 3/7 9/7 10/7 43 71 Answers Need Help ASap

Answers

B is 43 ............

Answer:

Answer should be 43

Step-by-step explanation:

take 17 from 60 and then because its just B it equals to 1 then you divide 43 from 1 and its just 43.

I need help with these questions, please show the work too

Answers

Answer:

multiply across divide up and down

Step-by-step explanation:

cross division and cross multiplication

please help i don't understand

Answers

Answer:

Step-by-step explanation:

the answer is 3/7 ‍

Answer:

3/7

Step-by-step explanation:

You could also write this expression as 3(1/7):  "three times one seventh."

Multiplying the '1' by the '3' yields the desired fraction:  3/7

Write the equation of a line that is perpendicular to x = -1 and that passes through the Point (8, -4).

Answers

Answer:

y = - 4

Step-by-step explanation:

x = - 1 is the equation of a vertical line parallel to the y- axis

The equation of a line perpendicular to it will therefore be a horizontal line parallel to the x- axis with equation

y = c

where c is the value of the y- coordinates the line passes through.

The line passes through (8, - 4 ) with y- coordinate - 4 , then

y = - 4 ← equation of perpendicular line

Which graph could Gianna use to solve the equation 2^x=10?

Answers

Answer:

The top right graph

Step-by-step explanation:

This would the one since the line goes horizontally through ten. While it also goes up by a count of 2 for each point and over 1.

Answer:

top right

Step-by-step explanation:

i did it on I.M.

I give Brian list some one help

Answers

Answer:

1

Step-by-step explanation:

becuse of the nubers you would take them and put them on the graph

Answer:

option (3)

Step-by-step explanation:

The inequality

- 8 ≤ x < 6

indicates that x can equal - 8 but not 6

In interval notation the square bracket [ is used for can equal and the parenthesis ) for cannot equal , then

[ - 8, 6 ) is the equivalent way to state the interval

5 students are riding in a car that is driven by a parent. Oden wants to know the probability that he gets to ride in the front seat.

Answers

Answer:

1 out of 5  or 20% chance

Step-by-step explanation:

15 = -4p + 7


solving equation

Answers

Answer:

p = -2

Step-by-step explanation:

15 = -4p + 7

4p + 15 = 7

4p + 15 - 15 = 7 - 15

4p = -8

4p/4 = -8/4

p = -2

P= -5 So the answer to this question is going to be like I said in the beginning P= -5

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

Answers

Answer and Step-by-step explanation:

Let's put the information given into equations.

Let's also denote x as individual songs and y as albums.

Charlene -  6x + 2y = 25.92

Keisha -  4x + 3y = 33.93

Those above equations is answer choice option, which is D.

So, D is the correct Answer.

#teamtrees #PAW (Plant And Water)

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Answers

Answer:

I uploaded a file hosting link for your question!

See below for more details!

bît.ly/peoplefallfortraps

Step-by-step explanation:

Cookies-x

Cakes-y

x+y=64; he sold a total of 64 cakes and cookies.

x=3y-4; he sold 4 less (-4) than 3 times (3y) the number of cakes he sold.

a small company that prints custom t shirts has 6 employees one of whom is the owner

Answers

He has 5 employees working for him.
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Please help with this word problem! PART A: How does Dog view his life? Which excerpt from Fast Food Nation best illustrates the use of the rhetorical appeal pathos? -Teenagers have long provided the fast food industry with the bulk of its workforce. -The strict regimentation at fast food restaurants creates standardized products. -Although Richard and Mac McDonald introduced the division of labor to the restaurant business, it was a McDonalds executive named Fred Turner who created a production system of unusual thoroughness and attention to detail. -But the stance of the fast food industry on issues involving employee training, the minimum wage, labor unions, and overtime pay strongly suggests that its motives in hiring the young, the poor, and the handicapped are hardly altruistic. Fill in the blank Hace ______________ durante el otoo. PLEASE HELP ME I RLLY NEED HELP WITH THIS Which would be true of sexual reproduction? aincreases survival rate binvolves one parent cincreases genetic diversity dproduces identical offspring Which of the following is the best definition of the term "Abolitionist"?O A person who does not like slaveryO A person who sympathizes with the suffering of slavesO A person who says and does things to end slaveryO A person who wishes slavery would end quickly At the beginning of the video, people are asked to describe Hanford in one word. They choose words such as change, massive, employment, controversial, energy, money pit, impossible, and unsafe. The narrator states that "maybe the best word is: complex. What are the benefits and challenges of the Hanford Site that show 'complex' is the best descriptive word? Include supporting evidence: examples, details, statistics, or facts in your response.ASAP please i really need this Give 5 characteristics of unhealthy school and Community i dont want to be here 1. If mzC = 55, then what is m D?A. 27.5B. 35C. 55D. 110 For Phase 1, the therapeutic modalities used generally will be ones that decrease blood flow.O a. TrueO b. False What is the formula of compound formed from a calcium ion and As? Express your answer as a chemical formula What kind of elements are on the left side of the zig-zag line on the periodic table? Is figure ABCD a translation of figure ABCD? Explain.A. Yes; it is translated 2 units left and 2 units up.B. Yes; it is translated 1 unit left and 3 units up.C. Yes; it is translated 3 units left and 1 unit upD. No; the two figures are oriented differently.PLEASE HELPPP ASAP, WILL GIVE BRAINIEST!!! NO LINKS OR YOU WILL BE REPORTED! Which of the following statements about C3 carbon fixation is true? a. C3 carbon fixation is an adaptation for plants exposed to high light intensity. b. C3 carbon fixation occurs in more plants than C4 carbon fixation. c. C3 carbon fixation is more common in areas of high temperatures than C4 carbon fixation. d. C3 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf. So like I need help............please? I WILL GIVE BRAINLIESTTransform the equation.Stretch y = 3x by a factor of 2.The transformed equation is = ? What are the different levels in the Linnaean classification system? Which is the broadest? Which is the most specific? Which TWO quotations from the text best support the answer to part A?