Write an equation of the line that passes through the point (–7, –9) with slope –4.

Answers

Answer 1

Answer:

y=-4x+b

-9=-4(-7)+b

b=-9-28

b=-37

y=-4x-37

Step-by-step explanation:

Given the slope and one point on the line we the formula above to find the equation of the line.


Related Questions

6th grade RATIOS

I don’t know how this is supposed to work do I start as
3:9 or 3:4 or 4:9 or 4:3 or 9:4? How do I start?

Answers

Answer:

i would say b

Step-by-step explanation: if they all slept 4 hours a night then all 9 would have a total of 36 and a night would be 1 so 36 to 1

Identify the vertex of the parabola. (1, −3) (−4, 0) (−1, −3) (−3, 1)

Answers

Answer:

Vertex(-3,1)

Step-by-step explanation:

We have a graphical representation of our parabola.

Showing both the x axis and the y axis and showing the values of each point of the parabola on it.

As we can see we have some major points like point p = (-4,0)

And point q = (-1,-3)

What I want to point out is that every unit represent a two then half of it represents a one.

So the position of our vertex which is the maximum point on the graph

X axis = -3

Y axis =1

So the point our vertex is located

Vertex(-3,1)

Divide. (25x^2 – 30x + 12) ÷ (5x – 4)

Answers

Answer : 5x - 2 + 4 / 5x - 4

The temperature outside is -5°F, and the wind chill is -12°F. What is the difference between the temperature and wind chill?

Answers

Answer:

-7

Step-by-step explanation:

Answer:

-7

Step-by-step explanation:

Help, please. Ty if you do :D

Answers

I think is answer B
Correct answer is D






Have a nice day

You’re rectangular 12 feet long and 8 feet wide. Your friend’s rectangular vegetable garden 50 feet long and 10 feet wide are the garden similar?

Answers

Answer:

No

Step-by-step explanation:

For shapes to be similar, their ratios of length-to-length and width-to-width must be the same. When you divide the larger length by the smaller length and the larger width by the smaller width, do you get the same number? No, so these rectangles are not similar.

Answer:

Not similar

Step-by-step explanation:

Well let’s find the areas first.

My garden)

12*8

=96

Freind’s garden)

50*10

=500

The two gardens are not similar whatsoever.

Thus,

the two gardens are not similar.

Hope this helps :)

Find the value. X3-4 when x=-3?? PLEASE HELP !!!! ASAP!!!!

Answers

Answer:

The other person is correct, my bad I got mixed up with the numbers

Answer:

-31

Step-by-step explanation:

Assuming that you mean

[tex]x^3-4\\(-3)^3-4\\-27-4\\-31[/tex]

maria claims that any fraction located between 1/5 and 1/7 on a number line must have a denominator of 6. Enter a fraction that shows marias claim is incorrect. Choose an answer: a: 6/35 b: 13/70 c: 9/35 d: 16/70

Answers

I want to make this clear, this is NOT MY ANSWER! Someone else has already answered this question on here I'm just pasting their answer here so you can get the full details on how it was solved.

We know that 1/5 > 1/6 > 1/7

If we change the numbers to decimals we can see what decimals we can use that are between the number 1/5 and 1/7 .

1/5=.20

1/7≈.14

We can use any number between these two decimals to create a fraction. Let us use .16

.20>.16>.14

Now we can change that number to a fraction.

.16=16/100 which reduced to 4/25

Let's verify:

1/5 > 4/25 > 1/7    find LCM

35/175 > 28/175 > 25/175

One fraction that is between 1/5 and 1/7 that does not have a denominator of 6 is 4/25.

Hasan buys two kinds of cloth materials for school uniforms, shirt material that costs him ₹ 50 per metre and trousers material that costs him ₹ 90 per metre. For every 3 metres of the shirt material, he buys 2 metres of the trouser material. He sells the materials at 12% and 10% profit respectively. His total sale is ₹ 36,600. How much trouser material did he buy?

PLease i want it with step by step explanation

Answers

Answer:

Step-by-step explanation:

Let x represent the number of meters of shirt material that he bought.

Let y represent the number of meters of trouser material that he bought.

For every 3 metres of the shirt material, he buys 2 metres of the trouser material. It means that

2x = 3y

x = 3y/2

shirt material cost him ₹ 50 per metre and trousers material cost him ₹ 90 per metre. It means that the total cost is

50x + 90y

Selling price for the shirt material is

50x + (12/100 × 50x) = 56x

Selling price for the trouser material is

90y + (10/100 × 90y) = 99y

If his total sale is ₹ 36,600, it means that

56x + 99y = 36600- - - - - - - - 1

Substituting x = 3y/2 into equation 1, it becomes

56(3y/2) + 99y = 36600

Multiplying both sides by 2, it becomes

168y + 198y = 73200

366y = 73200

y = 73200/366

y = 200

x = 3y/2 = 3 × 200/2

x = 300

He bought 200 meters of trouser material

9. The surface area of a cylinder is 94.2 cm2. The radius is 2 cm. What is the height? Round
your answer to the nearest tenth. (2 marks)
please answer asap:)

Answers

Answer:

5.6cm

Step-by-step explanation:

The surface area of cylinder = 2*pi*r(r+h)

Given:-S.A=94.2 cm Sq.

Radius r=2cm

Put all valve into formulas and calculate

(r+h) =S. A/2*pi.r

= 94.2/2*3.14*2

=~7.6 cm

(r+h) =7.6

Or h= 7.6-r

Or h= 7.6-2

Or h=5.6 cm

Tom, Kristen, Kaley, and Bill bought 333 granola bars to share among themselves. They divided each granola bar into 444 equal portions. Kristen ate 111 portion from each granola bar.

Answers

Answer:

Kristen had (3/4) of a granola bar in total.

Then the three other people have 2.25 granola bars to share amongst themselves.

Step-by-step explanation:

Complete Question

Tom, Kristen, Kaley, and Bill bought 3 granola bars to share among themselves. They divided each granola bar into 4 equal portions. Kristen ate 1 portion from each granola bar.

How many granola bars did Kristen eat.

Solution

4 of them bought 3 granola bars.

Then they divide each granola bar into 4 equal portions.

Each of the 3 granola bars gets divided into 4 equal portions, where each granola bar now has (4 × 1/4) portions.

Each portion is (1/4) of a granola bar.

Kristen then takes 1 portion from the 3 granola bars.

This means she had 3 × (1/4) granola bars.

Kristen had (3/4) of a granola bar in total.

Then the other three people had [3 - (3/4)] of a granola bar to share amongst themselves. It means they had (9/4) or 2.25 granola bars to share amongst themselves.

Hope this Helps!!!

Here's a graph of a linear function. Write the
equation that describes that function.
Express it in slope-intercept form.

Answers

Answer:

Step-by-step explanation:

(0,5), (1,0)

(0-5)/(1-0)= -5/1= -5

y - 0 = -5(x - 1)

y = -5x + 5

Find the slope of the line passing through the points (-6,6) and (4,-7)

Answers

Answer:

m = -13/10

Step-by-step explanation:

Madison, imagine that you're moving from (-6, 6) to (4, -7) with interest in knowing how much x (the run) and y (the rise) change.

In the first instance, x increases by 10 from -6 and +4.  Simultaneously, y decreases by 13 from 6 to -7.

Thus the slope is m = rise / run = m = -13/10

Which of the following is an example of the law of syllogism? A. If an animal is a penguin, then it can’t fly. If an animal can’t fly, then it still may have wings. An animal may have wings. Therefore, the animal is a penguin. B. If an animal is a penguin, then it can’t fly. An animal is a penguin. Therefore, the animal can’t fly. C. If an animal is a penguin, then it can’t fly. An animal can’t fly. Therefore, the animal is a penguin. D. If an animal is a penguin, then it can’t fly. If an animal can’t fly, then it still may have wings. An animal is a penguin. Therefore, the animal may have wings. Please select the best answer from the choices provided

Answers

I believe the answer would be A.

PLEASE ANSWER THIS FAST IM BEGGING YOU A student worked the following problem: Solve: 2(10x + 3) − x = 44 Their work is shown below: Step 1: 20x + 6 − x = 44 Step 2: 19x + 6 = 44 Step 3: 19x = 38 Step 4: x = 2 Which of the following statements is correct? There is an error in Step 1. There is an error in Step 2. There is an error in Step 3. No errors were made. The problem was worked correctly.

Answers

Answer:

3. No errors were made. The problem was worked correctly.

Step-by-step explanation:

2(10x + 3) − x = 44

Distribute

20x +6 -x =44

Combine like terms

19x +6 = 44

Subtract 6 from each side

19x =38

Divide by 19

19x/19 =38/19

x =2

The answer is Answer

X=2

Natalie is shopping for new clothes and does not want to spend more than $65. She buys one dress for $26 and wants to buy a few shirts that cost $13 each. Which inequality represents the number of shirts she can buy? A. x≥7 B. x≤7 C. x≥3 D. x≤3

Answers

Answer:

D. x ≤ 3

Step-by-step explanation:

26 + 13x ≤ 65

13x ≤ 65-26

13x ≤ 39

13x ≤ 39 ÷13

x ≤ 3

∠ADB and ∠BDC represent a linear pair because points A, D, and C lie on a straight line. Calculate the sum of m∠ADB and m∠BDC. Then move point B around and see how the angles change. What happens to the sum of m∠ADB and m∠BDC as you move point B around?

Answers

Answer:

Hello There. ☆°~-----__▪●▪__-----~°☆

If points A, D and C lie on a straight line, then angles ∠ADB and ∠BDC are supplementary angles and

m\angle ADB+m\angle BDC=180^{\circ}.

1. If you move point B right from the initial position, then m∠ADB increases and m∠BDC decreases, but m\angle ADB+m\angle BDC=180^{\circ}.

2. If you move point B left from the initial position, then m∠ADB decreases and m∠BDC increases, but m\angle ADB+m\angle 
BDC=180^{\circ}.

3. When point B lie on the line ADC, then:

a. Point B lies on the right hand from point D: m\angle ADB=180^{\circ} \\m\angle BDC=0^{\circ} ;

b. Point B lies on the left hand from point D: m\angle ADB=0^{\circ} \\m\angle BDC=180^{\circ} .

4. When point B is reflected about the line ADC situation is the same as in parts 1 and 2.

Hope It Helps!~ ♡

ItsNobody~ ☆

Answer:

The sum of m∠ADB and m∠BDC remains the same: m∠ADB + m∠BDC = 180°.

Step-by-step explanation:

PLATO answer.

A regular four-sided die and a regular eight-sided die are rolled to form a sum. a) Determine the probability distribution for the sum of the two dice. Show Steps b) Create a frequency histogram for the probability distribution. c) Determine the expected sum of the two dice.

Answers

Answer:

4+8=12 so,if its 12 so

Step-by-step explanation:

the some will be 12

12-8=4

12-4=8

Analyze the diagram below and complete the instructions that follow.
Find the value of x.

Answers

Answer:

x=30

Step-by-step explanation:

2x=y-x

3x=y

2y=180

y=90

x=30.

help plz i will make a brainllest quick
plzzz

Answers

Answer:

a

Step-by-step explanation:

Answer:

the answer is a.

Step-by-step explanation:

I did this one.

is (0,0) a solution to this system? y ≥ x^2-4 y<2x-1

Answers

Answer:

No.

Step-by-step explanation:

To determine if the ordered pair is a solution, simply plug it into the equation and check. In other words:

[tex]y\geq x^2-4[/tex]

[tex]0\geq (0)^2-4[/tex]

[tex]0\geq -4[/tex]

This is true. 0 is greater than -4.

[tex]y<2x-1[/tex]

[tex]0<2(0)-1[/tex]

[tex]0<-1[/tex]

This is not true. 0 is greater than -1.

Thus, (0,0) is not a solution.

Answer:

(0,0) is not a solution of the given system.

Step-by-step explanation:

0≥-4 true

0>1 false

(0,0) is not a solution of the system.

Due to weather, a barge captain decides to reach her destination in two legs: one due north and one due west. On a direct route, her destination is about 1{,}8301,8301, comma, 830 miles \text{(mi)}(mi)start text, left parenthesis, m, i, right parenthesis, end text away; see the figure above. If after traveling 605 \text{ mi}605 mi605, start text, space, m, i, end text due north the captain determines it is time to head due west, how many more miles are left in the trip? (Round the answer to the nearest mile.)

Answers

Answer:

There are about 568 miles left of the trip

Step-by-step explanation:

Notice that the 830 miles direct trip would be the hypotenuse of a right angle triangle. The captain goes due North for 605 mi, and then needs to turn west.

Please see the attache image to guide you.

So the question is what is the length of the third side (x) of that right angle triangle which accounts for the distance that has to be sailed due west. So we use the Pythagorean theorem:

[tex]hyp^2=leg_1^2+leg_2^2\\830^2=605^2+x^2\\x^2=830^2-605^2\\x=\sqrt{830^2-605^2} \\x=568.22\,\,mi[/tex]

Which is the graph of the sequence defined by the function f(x) = 100(0.5)x - 1?

Answers

Answer:

Step-by-step explanation:

The graph choices have not been posted.

There is also a doubt as to what is really wanted, is it

A. f(x) = 100(0.5)^x - 1

or

B. f(x) = 100(0.5)^(x - 1)

I have included a graph for each. Feel free to make a choice between the two, A is red, and B is blue.

Answer:

it's B

Step-by-step explanation:

i literally just did it on ed

Nicole is trying to determine an algebraic expression to represent the amount of dog biscuits she needs to purchase for a dog show. She does not know how many dogs will attend the event but wants to have 2 biscuits per dog plus an additional 35 dog biscuits. If d represents the number of dogs, which expression represents the number of dog biscuits Nicole will need for the event? d + 5 2 d + 35 2 d 2 d minus 35

Answers

Answer:

2d + 35

Step-by-step explanation:

2 per dog (d) plus an additional 35 treats = 2d + 35

Answer:

b

Step-by-step explanation:

Is 540171 divisible by 9?

Answers

Image is attached below.

If the sum of the digits its divisible by 9,

then the original number is divisible by 9.

Since 18 (the sum of the digits) is divisible by 9,

the number 540,171 is also divisible by 9.

Answer:

Yes, The number is divisible by 9

Step-by-step explanation:

If you divide the number by 9 you will get 60019. Also if we add the numbers we will get 18 which is also divisible by 9.

Hope this helps.

the population of a town increases by 4 % every year . In the last year the population of the town was 110000.
Find the present population of the town .
Find the population of the town in the next year​

Answers

Answer:

114,400 and 118,976.

Step-by-step explanation:

Let's represent this using a function. Let's let:

[tex]P(y)[/tex] represent the total population, and [tex]y[/tex] represent the total number of years since last year.

We know that the population grows by 4% every year or 0.04 every year. This is exponential growth. We can write this as:

[tex]P(y)=110000(1.04)^y[/tex]

Note that the coefficient is 110000 because that is the year we are starting with. Also, note that it is 1.04 because we are essentially adding .04 to the original population.

Anyways, to find the present population, set y equal to 1 (because 1 year after last year is the present year)

[tex]P(1)=110000(1.04)^1=114400[/tex]

The present population is 114,400 people.

For next year, set y equal to 2 (2 years after last year is next year)>

[tex]P(2)=110000(1.04)^2=118976[/tex]

The population next year will be 118,976 people.

Instructions: Find the following information using the given image.
Here we are trying to find the altitude
Hypotenuse: 100
Segment Adjacent to the Leg: 36
X=

Answers

Answer:

Hypotenuse: 100

Segment Adjacent to the leg: 36

x=60

Step-by-step explanation:

I submitted and it was correct

The altitude of the triangle is approximately 76.81 units.

To find the altitude of the triangle, we can use the given information:

Hypotenuse: 100

Segment adjacent to the leg: 36

Let's denote the altitude as 'h' and the other leg of the right triangle as 'x'.

Using the Pythagorean theorem, we can relate the three sides of the triangle:

[tex]h^2 + x^2 = 100^2[/tex]

We also know that the adjacent segment (36) plus the other leg (x) equals the hypotenuse (100):

36 + x = 100

From the second equation, we can solve for x:

x = 100 - 36

x = 64

Now, substitute the value of x into the Pythagorean theorem equation to solve for h:

[tex]h^2 + 64^2 = 100^2\\\\h^2 + 4096 = 10000\\\\h^2 = 10000 - 4096\\\\h^2 = 5904[/tex]

Taking the square root of both sides to solve for h:

h = √5904

h ≈ 76.81

Therefore, the altitude of the triangle is approximately 76.81.

To know more about altitude, refer here:

https://brainly.com/question/30033136

#SPJ2

The situation in which the value of the solution may be made infinitely large in a maximization linear programming problem or infinitely small in a minimization problem without violating any of the constraints is known as Group of answer choices infeasibility. unbounded. infiniteness. semi-optimality.

Answers

Answer:

Unbounded

Step-by-step explanation:

Let's define the group of options a little:

Infeasibility, we have that a problem is unfeasible if there is not a solution that satisfies all the restrictions. Therefore this option is not.

Unbounded, we have a problem that has no limits if the objective function can be improved indefinitely without violating the constraints and limits, therefore this is the correct answer.

Infiniteness and semi-optimality, does not comply with what the situation exposes.

Instructions: Find the following information using the given image.
X=

Answers

Answer:

I think x=46 but I'm not sure, hope this helps

Which choice is the most efficient first step to solve this set of equations?

Answers

2x + x + y = y + 30 I think.

Answer:

x + 2x = 30 is the correct answer.

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