Pls help i rlly need to get my grades up !! The graph below shows a proportional relationship between x and y.
What is the constant of proportionality,
y/x

Pls Help I Rlly Need To Get My Grades Up !! The Graph Below Shows A Proportional Relationship Between

Answers

Answer 1
Answer:  4

======================================================

Explanation:

We can pick any (x,y) point on this blue line as long as we don't pick (0,0)

This is because we cannot divide by zero.

Let's say we pick the point (x,y) = (1,4)

The constant of proportionality is found like so

k = y/x

k = 4/1

k = 4

The constant of proportionality is 4

Or we could pick a point like (2,8) to get

k = y/x

k = 8/2

k = 4

We get the same thing.

There are infinitely many points to pick, but in my opinion, it's easiest to stick with (1,4).

As a slight alternative, you can apply the slope formula (pick any two points you want on the blue line) and you should get 4 as well.

-----------------

Extra info:

The direct proportion equation always goes through the origin. This means the y intercept is 0. The slope is equal to the constant of proportionality. The equation of this line is y = 4x
Answer 2

Answer:

         y/x = 4

Step-by-step explanation:

For any point from line for 1 of x we have 4 ys:

x=1→y=4,   x=2→y=8=4×2,   x=7→y=28=4×7

It means:

y = 4x        dividing by x we get:    y/x = 4


Related Questions

University students will draw a card from a deck of cards. They win a prize if they draw a card marked with a picture of a Texas longhorn. The probability of drawing a card
2
with a longhom is Plonghorn card
card) –
425 students will play the game. Using what you know about theoretical probability, predict how many students will draw a longhorn card.
2/85

Answers

Answer:

2/85

Step-by-step explanation:

It's easy.

- 33 - 6a = - 5(4a - 3)
could I please get some help​

Answers

Answer:

can I get a better explanation and I'll help

Answer:

Step-by-step explanation:

first distribute -5(4a-3) to get -20a +15

second -33-6a=-20a+15 and add 20 to both sides to get -33+14a=15

third add 33 to both sides to get 14a=48

fourth divide 14 on both sides to get a = 3.43 (rounded to nearest hundredth)

Help plssssssss
- Sorry it’s kinda a bad photo

Answers

Answer:

5

Step-by-step explanation:

Because if you divide them all you see that in 5 you don't get a whole number

I need help I'm lost

Answers

Answer:

6 1/12

Step-by-step explanation: I have a brain

Answer:

6 and 1/12 pounds of apples

Step-by-step explanation:

3+2 = 5

3/4 + 1/3 --> 9/12 + 4/12

9/12 + 4/12 = 13/12

13/12 --> 1 and 1/12

5 + 1 and 1/12 = 6 and 1/12

(Decimal answer: 6.08333....)

Roberto is dividing his baseball cards equally between himself, his brother, and his 3 friends. Roberto was left with 9 cards. How many cards did Roberto give away? Write and solve an equation to solve the problem.


PLZZZ HELP MEE ILL GIVE BRAINLIEST AND 50 POINTS!!!

Answers

Answer:

The answer would be 45.

Step-by-step explanation:

5*9=45

Answer:

45

Step-by-step explanation:

First we count how many people he split it between which is 5 and we have to remember the key word here is equal so if he was left with 9 then everybody else did as well. so we multiply 5 times 9 which is 45

nova u there + whats 300 times 60000

Answers

Answer:

18,000,000

Step-by-step explanation:

h

lol, easy 00 times 60000 is 18,000,000

Please help me with the questions Please please please ASAP please please help please please ASAP please please

Answers

Answer:

X= 11 Y= 7 Z= 55

Step-by-step explanation:

125+ z= 180. Z= 55.

55+ (8x+37) =180. —> 92 +8x = 180. Subtract 92 from both sides. 8x = 88. Divide both sides by 8. X =11. 8(11) + 37 = 125 for that angle. Then 125+(6y+13) = 180 —>138 + 6y = 180. Subtract 138 from both sides. 6y= 42. Divide both sides by 6. Y = 7

Answer: It should be:

X=11

Y=7

Z=55

Step-by-step explanation:

8x+37=125, 125 - 27 = 88 / 8x = 11

6y+13=z : 180-125 = z {55}

6y+13=55, 55-13 = 42 / 6y = 7

Find the midpoint of the line segment with end coordinates of:
(1,4) and (5,2) please help

Answers

3,3
have a nice day (:

The measure of an angle is nine times the measure of its supplementary angle. What is the measure of each angle?

Answers

Answer:

18 and 162

Step-by-step explanation:

JUST REPOSTING THIS QUESTION UNTIL I GET A CORRECT ANSWER lol!

Answers

Answer:

3x+(8x+15=180

3x+8x+15)=180

11x+15=180

11=180-15

11x=165

x=165/11

x=15

What is the area? of this

Answers

Answer:

365 in^2

Step-by-step explanation:

15 - (5+3) = 7 which is the side of the rectangle.

7*20 = 140 is the area of the top rectangle

15*15 = 225 is the area of the bottom square

365 is the total area

raise c to the 8th power!​

Answers

Answer:

c^8

Step-by-step explanation:

Answer:

you cant

Step-by-step explanation:

if c is a variable, then to put it to the power of anything, we would need to know what the value of c is.

Kenneth Drew a scale drawing of an apartment the scale of the drawing was 2 meters:1 meter the living room is 6 m long in real life how long is the living room in drawing

Answers

Answer:

3 meters

Step-by-step explanation:

Given the scale drawing :

2m : 1m

Length of living room in real life = 6 m long

2 meter = 1 meter

Real life = scale drawing

If length = 6 meter long ;

using cross multiplication :

2 meter = 1 meter

6 meter = x

2x = 6

x = 6/2

x = 3 meter

Length of living room in drawing = 3 meters

help plz if u can. i need answer as well as explanation.

Answers

Answer:

X does not equal to -5,-2,-4

Step-by-step explanation:

Factor out the denominators and use inequality.

X+5=0 -> X=-5

X^2+6X+8=(X+2)(X+4)

X+2=0 ->X=-2

X+4=0 -> X=-4

Interval Notation:(−∞,−5)∪(−5,−4)∪(−4,−2)∪(−2,∞)(-∞,-5)∪(-5,-4)∪(-4,-2)∪(-2,∞)

{x|x≠−2,−4,−5}

Denise rode 3 kilometers on a bike. her friend clark rode 5000 meters on a bike

how much farther in meters did one person ride than the other?

Answers

[tex] \huge \purple{\tt{Answer:}} [/tex]

Denise rode 3 kilometres .

Clark rode 5000 metres which is 5 kilometres .

So , Clark rode 2 kilometres more than Denise .

Answer:

Step-by-step explanation:

1 km = 1000m

3km = 3000m

So difference = 5000 - 3000 = 2000m = 2km

Clark rode 2km more than denis

Is value of X in the equation 6x+3+4x= 1/2(9+10x)

Answers

Answer:

x = 0.3

Step-by-step explanation:

6x + 3 + 4x = 1/2 (9 + 10x)

=> 10x + 3 = 1/2 *9 + 5x

=> 5x + 3 = 9 / 2

=> 5x = 9 / 2 -3

=> 5x = (9 - 6) / 2

=> 5x = 3 / 2

=> x = 3 / 10

=> x = 0.3

Hope it helps :)

If a regular decagon has a side length of 6 inches, what is the area of the polygon?

Answers

Answer:

A≈276.99in²

Step-by-step explanation:

A=5

2a25+25=5

2·62·5+2·5≈276.99152in²

PLEASE HELP!!!
The table below gives the population of a city. Find the average rate of change of the population from 1980 to 1990.

Answers

Answer:

2.8

Step-by-step explanation:

A = (0 - 0) / (9.2 - 6.4) = 0 / 2.8 = 0

Answer:

0.28

Step-by-step explanation:

I took the test and said that 2.8 was incorrect and 0.28 was correct.

Dennis, Sanani
Ajar contains marbles of different colors. The probability of drawing a red marble at random is
What is the probability, and the likelihood, that the marble drawn is not red?
o ; likely
O : likely
o $; unlikely
of unlikely
Calculator

Answers

Look up "Everything You Need To Know About (Your Subject) In One Big Fat Notebook pdf." It's the best thing I've ever been given, I have it with me in my class all the time and I've aced every test. I have it with me right now and it has everything I've ever been taught in it so it might help you.

*Mathematics - Worth 15 Points*
Samir opened a Super Savings account with an initial deposit of $620. He did not make any additional deposits. What is his account balance after 3 years?

Answers

Answer:

640.46

Step-by-step explanation:

u find 1.1% of 620 then multiply by 3. and then add 620

anyone know how to do this

Answers

y=-x-8 is the answer

Find the area of a semi circle if the diameter is 3m

Answers

Answer:

The radius of the circle=

3/2

1.5

Area of circle= Pi x radius^2

3.14 x 1.5^2

=7.06m^2

Since it's a semi circle

7.06/2

=3.53m^2

Hope it helps

6)
Solve.
x + 5 = 10
A)
x = 2
B)
x = 3
09
x = 4
D)
X = 5

Answers

D is the correct answer
x+5=10: subtract 5 from both sides the 5 will cancel out leaving x=5
x+5=10
-5 -5
x=5

Is Janelle correct? Yes, because the lines are not parallel. Yes, because the lines will intersect. No, because the lines are in the same plane. No, because the lines are perpendicular.

Answers

Answer:

Step-by-step explanation:

No, because the lines are in the same plane.

Lucy, Luke, and Lilly went trick-or-treating on Halloween. After they finished, they compared the amount of candy they all had. Luke had twice the amount Lilly had, and Lucy had 15 less than 3 times the amount Lilly had. If together, they had 225 candies, how many candies did Lucy have? PLEASE HELP URGENT

Answers

Hi there!

Let think talk about these clues we have right now...

Luke is x2 more than Lily.

Luce is 45 less candy than Lily since 3 times 15.

225 candys in total...

Let make a random guess...

Lily: 70

Luke: 140

Lucy: 35

Total: 245

Now we know that there must be a half candy since it’s a odd number at the end of that...

Lily: 67.5

Luke: 135

Lucy: 22.5

Total: 225

But we are asked for only Lucy...

So the answer to this problem is 22.5.

please help if your able to (:

Answers

Answer:

10

Step-by-step explanation:

Answer:

10

Step-by-step explanation:

7+(12-3^2)

7+(3)

10

3(x-10)=-9


linear equation. ​

Answers

Answer:

x=7

Step-by-step explanation:

3x-30=-9

3x=21

x=7

hope this helped! have a Blessed day!

3(x-10) =-9

3x - 30 = - 9

3x - 30+30= - 9+30

3x =21

X = 21/3.

X= 7

A farmer sells a dozen eggs at the market for 2.00 and one of his bags of gains for 5.00 he sold 5 time as many bags of grains as he has dozens of eggs. By the end of the day he has made 243.00 worth of sales. How many bags of grain did he sell

Answers

Answer:

45 bags

Step-by-step explanation:

Cost of a dozen eggs = 2

A bag of grain = 5

Let :

dozens of eggs sold = x

Bag of grains sold = 5x

Total sales worth = 243

Quantity sold * price

2* x + 5 * 5x

2x + 25x = 243

27x = 243

x = 243 / 27

x = 9

Bags of grains sold = 5x = 9*5 = 45 bags

Enter a, b, and the y-intercept. Select the correct graph of the function.
f(x)=-5(2)

Answers

8988476554445677765443344

the amusement park charges $20 to get in plus $1.50 per ride which linear equation represents this relationship y=1.5+20x,y=21.5x,y=1.5x+20,y=20x+1.5​

Answers

Step-by-step explanation:

1.50 per ride tones X number of rides plus a 20 entrance fee

y= 1.5x + 20

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