Help. Use two points on the line to find the equation of the line in,standard form

Help. Use Two Points On The Line To Find The Equation Of The Line In,standard Form

Answers

Answer 1

Answer:

3x - 4y = - 12

Step-by-step explanation:

The equation of a line in standard form is

Ax + By = C ( A is a positive integer and B, C are integers )

Calculate the equation in slope- intercept form

y = mx + c ( m is the slope and c the y- intercept )

Calculate m using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = (- 4, 0) and (x₂, y₂ ) = (0, 3) ← 2 points on the line

m = [tex]\frac{3-0}{0+4}[/tex] = [tex]\frac{3}{4}[/tex]

The line crosses the y- axis at (0, 3) ⇒ c = 3

y = [tex]\frac{3}{4}[/tex] x + 3 ← in slope- intercept form

Multiply through by 4

4y = 3x + 12 or

3x + 12 = 4y ( subtract 12 from both sides )

3x = 4y - 12 ( subtract 4y from both sides )

3x - 4y = - 12 ← in standard form


Related Questions

y=-4x+2
y = 6.x-8

I don’t understand

Answers

Answer: (1, -2)

Step-by-step explanation:

If you think about that plot from two lines crossed each together, so I have a deal for you, that answer might be (1, -2).

The price of the box of 10 markers is $7. The price of the box of 24 markers is $14. All prices without tax, and the price of the boxes is the same.
Write an equation which tell the price Y for the number of markers X.

Answers

Answer:

Step-by-step explanation:

let x represent the number of markers.

Let y represent the cost for x boxes of markers.

If we plot y on the vertical axis and x on the horizontal axis, a straight line would be formed. The slope of the straight line would be

Slope, m = (14 - 7)/(24 - 10)

m = 7/14 = 0.5

The equation of the straight line can be represented in the slope-intercept form, y = mx + c

Where

c = intercept

m = slope

To determine the intercept, we would substitute x = 24, y = 14 and m = 0.5 into y = mx + c. It becomes

14 = 0.5 × 24 + c = 12 + c

c = 14 - 12

c = 2

The equation would be

y = 0.5x + 2

Need help as soon as possible

Answers

Answer:

The answer is B, they are both true!

Step-by-step explanation:

And answer is B! Thay is dmd

Which choice is equivalent to the quotient below?​

Answers

Answer: D

Step-by-step explanation:

Mark me brainiiest.✌✌

Solve x-5=3x+1 what is the solution and answer thanks

Answers

Answer:

1.5

Step-by-step explanation:

• Subtract x both sides.
x-5=3x+1
-x -x

•Subtract 1 both sides

-5=2x+1
-1 -1

•Divide both sides by 2

-6=2x / 2

-3=x

-4 - 5 / -4 -10 Plz show your work

Answers

Answer:

[tex]9/14[/tex]

Step-by-step explanation:

[tex]-4 - 5 / -4 -10[/tex]

[tex]-9 / -14[/tex]

[tex]9/14[/tex]

Answer:

[tex] = \frac{9}{14} [/tex]

Step-by-step explanation:

[tex] \frac{ - 4 - 5}{ - 4 - 10} \\ \frac{ - 9}{ - 14} \\ = \frac{9}{14} [/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

A recipe says to use 1.5 cups of flour to make 24 cookies. What is the constant of proportionality that relates the number of cookies made, y, to the number of cups of flour used, x? a. 0.6 b. 3 c. 24 d. 16

Answers

Answer: 16

Step-by-step explanation:

The constant of proportionality is a ratio that exist between two directly proportional quantities. From the question, recipe says to use 1.5 cups of flour to make 24 cookies.

y = the number of cookies made

x = the number of cups of flour used

y = kx

k = y/x

k = 24/1.5

k = 16

Therefore, the constant of proportionality which relates the number of cookies made, y, to number of cups of flour used, x is 16.

QUICK!!! Which question is best modeled with a division expression?
A: How many 3/8's are in 48?
B: What's 3/8 of 48?
C: What is the total of 3/8 and 48?
D: How much more than 3/8 is 48?

Answers

Answer:

A: How many 3/8's are in 48?  

Step-by-step explanation:

A: How many 3/8's are in 48?   how many are in means divide

B: What's 3/8 of 48?   = of means multiply

C: What is the total of 3/8 and 48?   total means add

D: How much more than 3/8 is 48?  more than means add

Answer:

Step-by-step explanation:

It is

A is awnser

Quadratic equation in standard form
x^2-9=0

Answers

Answer:

x^2 + 0x - 9 = 0

Step-by-step explanation:

x^2-9=0 is already in standard form for a quadratic.  If desired it may also be rewritten as x^2 + 0x - 9 = 0

Which of the following steps indicates the subtraction property of equality when solving the equation 3x + 14 = –9x – 8? Question 10 options: A) 3x + 14 – 14 = –9x – 8 + 8 B) 3x + 14 – 8 = –9x – 8 C) 3x + 14 – 14 = –9x – 8 – 14 D) 3x + 14 + 8 = –9x – 8 + 8

Answers

Answer:

3x + 14-14 = –9x – 8-14

Step-by-step explanation:

3x + 14 = –9x – 8

Subtract 14 from each side using the subtraction property of equality

3x + 14-14 = –9x – 8-14

A prism with a square base has a volume of 96 ft3. The height of the unit is 6 feet.

A prism has a length of l, width of 2, and height of 6 feet.

Given what you know about the figure, complete these sentences.

The area of the square base is feet2.
The length of the prism is feet.
The width of the prism is feet.

Answers

Answer:

The area of the base is 16 ft^2

The length of the prism is  4 feet.

The width of the prism is 4 feet.

Step-by-step explanation:

The formula for volume of a prism is given by

V=Bh where B is the area of the base and h is the height

96 = B h

We know h is 6

96 = B6

Divide each side by 6

16 = B

The area of the base is 16 ft^2

Since the base is a square

B =16ft^2

since it is a square, the area is given by

B =s^2 where s is the side length

16 =s ^2

Taking the square root

4 = s

The length of the prism is  4 feet.

The width of the prism is 4 feet.

Answer:

1.  square base        =  A = 16 ft² (Base area of square prism)

2. Length of prism  = 4 ft

3. Width of prism    =  4 ft

Step-by-step explanation:

given:

Volume of a square base prism (V) = 96 ft³

height (h) = 6 ft

Length (L) = L

Width (W) = W

find:

1.  square base

2. Length of prism

3. Width of prism

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

1.

Vol of prism = base area (A) x height (h)

V = A * h

96 = A * 6

A = 96 / 6

A = 16 ft² (Base area of square prism)

2.

Length of prism = A = s²

16 = s²

s = √16

s = 4 ft.

therefore the Length of a square base prism = 4 ft

3.

square base = L = W

therefore the Width of a square base prism = 4 ft

Find the volume of the following figure.




10 mi3

24 mi3

22 mi3

18 mi3​​​​

Answers

Yea what he said 18 mi 3

PLS HELP 16 POINTS AND A BRAINLIEST
Watch the video clip of Tillman the English bulldog, the Guinness World Record holder for Fastest Dog on a Skateboard.

1. At the conclusion of the video, your classmate takes out his or her calculator and says, “Wow that was amazing!

That means the dog went about 5 meters in 1 second!” Is your classmate correct, and how do you know?

After seeing this video, another dog owner trained his dog, Lightning, to try to break Tillman’s skateboarding record.
Lightning’s fastest recorded time was on a 75-meter stretch where it took him 15.5 seconds. Based on these data,
did Lightning break Tillman’s record for fastest dog on a skateboard? Explain how you know.

Answers

Answer:

no, the first dog is faster

Step-by-step explanation:

the first dog went 5m in 1 second that means he can go 75m in 15 seconds. the other dog went 75m in 15.5 seconds.

help please
I will give the right answer brainliest ❤​

Answers

Step-by-step explanation:

(log 0.04 − 2 log 0.3) / (1 − log 15)

Change 1 to log 10.

(log 0.04 − 2 log 0.3) / (log 10 − log 15)

Use log property: a log b = log bᵃ.

(log 0.04 − log 0.09) / (log 10 − log 15)

Use log property: log a − log b = log (a/b).

log (0.04/0.09) / log (10/15)

Reduce fractions.

log (4/9) / log (2/3)

Change 4/9 to (2/3)².

log ((2/3)²) / log (2/3)

Use log property: log bᵃ = a log b.

2 log (2/3) / log (2/3)

Divide.

2

What is the equation of the line represented by the table below?
Х
-2
-1
0
1
2
Y
1.6
1.8
2
2.2
2.4
A. y = 2x +0.2
B. y = 0.2x +2
C. y = x+ 2
D. y = 2x + 2

Answers

Answer:

the answer is D

Step-by-step explanation

PLEASE HELP I WILL AWARD BRAINLIEST LOTS OF POINTS TOO <3

When solving the equation, which is the best first step to begin to simplify the equation?


Negative 2 (x + 3) = negative 10

(negative 2) (Negative 2) (x + 3) = negative 10 (negative 2)

Negative one-half (negative 2) (x + 3) = negative 10 (negative one-half)

StartFraction negative 2 over 2 EndFraction (x + 3) = StartFraction negative 10 over 2 EndFraction

StartFraction negative 2 over negative 10 EndFraction (x + 3) = StartFraction negative 10 over negative 10 EndFraction

Answers

Answer:

B

Step-by-step explanation:

First, divide both sides by -1/2 to remove the -2 from the left side

Then you can subtract 3 from both sides to solve for x

x=2 btw

Answer:

B

Step-by-step explanation:


Lucy is going to rent a truck for one day. There are two companies she can choose from, and they have the following prices.
Company A charges 576 and allows unlimited mileage.
Company B has an initial fee of $55 and charges an additional S0.70 for every mile driven.
For what mileages will Company A charge less than Company B?
Usem for the number of miles driven, and solve your inequality for m

Answers

Answer:

I believe the answer is

m = 10.46

Step-by-step explanation:

y = 576

y = 55m + 0.70

I could be wrong but I hope this helps!

A direct variation function contains the points (-9, -3) and (-12, -4). Which equation represents the function?
y = -3x
y=-
o ya
y = 3x

Answers

Answer:

[tex]y=\frac{1}{3} x[/tex]

Step-by-step explanation:

we need a function that when we plug the value of x, we get the given value of y.

In the coordinate point

(-9, -3)

the x and y values are:

x = -9

y = -3

so we can see that the value of y is one third of the x value (because -9/3 = -3):

[tex]y=\frac{1}{3} x[/tex]

this is also true for the secod point:

(-12, -4)

here the x and y values are:

x = -12

y = -4

again the y value is one third of the x value (because -12/3 = -4):  

[tex]y=\frac{1}{3} x[/tex] ⇒ this is the equation that represents the function.

Please I need your help

Answers

Answer:

249mm

Step-by-step explanation:

You find volume of the overall figure- 11 x 3 x 13= 429

Then find volumes of missing parts of overall complete figure and subtract from the overall volume....

5 x 4 x 3= 60

429-60=369

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

8 x 5 x 3= 120

369-120= 249

Hope this helped!! Hope you got it- please leave a rating and mark as Brainliest. Thank You :) (I really want to go to sleep right now, would have explained further, sorry)

A music store bought a CD set at a cost of $25. When the store sold the CD set, the percent
markup was 35%. Find the selling price.

Answers

Answer:

$33.75

Step-by-step explanation:

The selling Price is $33.75.

What is Unitary Method?

The unitary technique involves first determining the value of a single unit, followed by the value of the necessary number of units.

For example, Let's say Ram spends 36 Rs. for a dozen (12) bananas.

12 bananas will set you back 36 Rs. 1 banana costs 36 x 12 = 3 Rupees.

As a result, one banana costs three rupees. Let's say we need to calculate the price of 15 bananas.

This may be done as follows: 15 bananas cost 3 rupees each; 15 units cost 45 rupees.

Given:

A music store bought a CD set at a cost of $25.

Markup Percent= 35%

Now, the Selling Price

= 25 + 25 x 35%

= 25 + 25 x 35/100

= 25 + 25 x 0.35

= 25 + 8.75

= $33.75

Hence, the selling Price is $33.75.

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Write the equation of the function when y=xl is translated 1 unit up and 6 units to
the left?
Oa) y = |x – 6|+1
Ob) y = |x – 1| +6
Oc) y = |x+1|+6
d) y = |x+6|+1

Answers

Answer:

Option d) is correct

Step-by-step explanation:

Given: [tex]y=\left | x \right |[/tex] is translated 1 unit up and 6 units to  the left

To find: equation of the function when the given function is translated 1 unit up and 6 units to  the left

Solution:

See the graph of [tex]y=\left | x \right |[/tex] .

As the graph of the given function is translated 1 unit up and 6 units to  the left, the graph becomes as shown in the image attached.

The equation of the function when the given function is translated 1 unit up becomes [tex]y-1=|x|[/tex] and when this function is translated 6 units to  the left, the equation becomes [tex]y-1=|x+6|[/tex]

[tex]y=|x+6|+1[/tex]

So, option d) is correct.

ZDAC = ZBAD.
What is the length of AC?
Round to one decimal place.

Answers

Answer:

x = 5.7

Step-by-step explanation:

Use the Triangle-Angle-Bisector Theorem.

[tex]\frac{CD}{DB}[/tex] = [tex]\frac{AC}{AB}[/tex]

Substitute the corresponding side lengths.

[tex]\frac{2}{2.8}[/tex] = [tex]\frac{x}{8.1}[/tex]

Cross Multiply.

16.2 = 2.8x

Divide each side by 2.8.

[tex]\frac{16.2}{2.8}[/tex] = [tex]\frac{2.8x}{2.8}[/tex]

Since 2.8 cancels out 2.8x, your left with x.

Then divide 16.2 by 2.8.

x = 5.7

The mapping shows a relationship between input and output values.
A mapping diagram shows a relation, using arrows, between input and output for the following ordered pairs: (negative 5, 0), (2, negative 3), (negative 1, negative 3), (4, negative 2), (4, 2), (6, negative 1).
Which ordered pair could be removed to make this relation a function?
(–5, 0)
(–1, –3)
(4, –2)
(6, –1)

Answers

Answer:

(4, –2)

Step-by-step explanation:

A function has associated only one output for each input. In the ordered pairs, we can see that for the input 4 there are two associated outputs, which are -2 and 2. Then, to make the relation a function, one of them must be removed.

Answer:

(4,-2)

Step-by-step explanation:

From the hay loft door, Ted sees his dog on the ground. The angle of depression of the dog is 40º. Ted's eye level is 16 feet above the ground. How many feet must the dog walk to reach the open barn door directly below Ted (to the nearest foot)?

Answers

Answer: 19 feet

Step-by-step explanation:

Hi, since the situation forms a right triangle (see attachment) we have to apply the next trigonometric function.  

Tan α = opposite side / adjacent side  

Where α is the angle of depression of the dog, the opposite side (16) is Ted's eye level above the ground, and the adjacent side (x) is the distance between the dog and the barn door.

Replacing with the values given:  

tan40 = 16/x

Solving for x  

x =16/tan40

x= 19 ft  

Feel free to ask for more if needed or if you did not understand something.  


[tex]1 + 1[/tex]
1+2​

Answers

Answer:

2 and 3.

Step-by-step explanation:

1 + 1

Factor out.

2(1)

Multiply.

= 2

1 + 2

Add the terms.

= 3

Ten players come to baseball practice. One player stands on each of the four bases for drills. How many ways can the players be arranged on the bases?

40
210
151,200
5,040

Answers

Answer:

210

Step-by-step explanation:

What is the slope of the line given by the equation y = 8X?
A. -8
B. 8
C. 1/8
D. -1/8

Answers

Answer:

B.

Step-by-step explanation:

From what I can see in the picture, the equation of the line is written in y = mx + b form, where m is the slope and b is the y-intercept.

In the picture, m = 8. This is your slope.

As such, the answer is B.

The answer to this is the Letter B 8

Someone help me with this one pleaseeee

Answers

Answer:

4 because its not a scatter plot

Step-by-step explanation:

Which point lies on the line with point-slope equation y- 2 = 5(x - 6)?
A. (-6, -2)
B. (6,2)
C. (-6, 2)
D. (6,-2)

Answers

The answer is B.
(2)-2=5(6-6)
0=5(0)
0=0

Use emlimination to solve the system x-5y=20 and x+3y=-4 for x

Answers

Answer:

y=-3 , x=5

Step-by-step explanation:

x-5y=20              x-5y=20

-(x+3y=-4)   new -x-3y=4

                           x-5y=20

                             -8y=24

                             -8     -8

                              y=-3      x-5y=20

                                            x-5(-3)=20

                                             x+15=20

                                                -15= -15

                                                  x=5

                         

The value of x is 5 for the system of equations [tex]x-5y=20[/tex] and[tex]x+3y=-4[/tex].

The given system of equations are :

[tex]x-5y=20[/tex] ...(1)

[tex]x+3y=-4[/tex]...(2)

To solve the equation, multiply equation (2) with -1.

[tex]-x-3y=4[/tex]...(3)

Add equation (1) and (3):

[tex]x-5y-x-3y=20+4[/tex]

Combine like terms:

[tex]-8y=24[/tex]

Divide both sides by -8:

[tex]y=-3[/tex]

Now, we substitute the value of [tex]y = -3[/tex] into either of the original equations to solve for x.

[tex]x - 5(-3) = 20[/tex]

[tex]x + 15 = 20[/tex]

[tex]x = 20 - 15[/tex]

[tex]x = 5[/tex]

Therefore, the solution to the system of equations is[tex]x = 5[/tex] and [tex]y = -3.[/tex]

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