What is the slope of the line that passes through (4, 5) and (8, -1)?

Answers

Answer 1

Answer:

m = -3/2

Step-by-step explanation:

The slope of a line is equivalent to the formula:

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

Given the two coordinate pairs, we can label them accordingly.

In math, coordinate pairs are set up in a way that the x-coordinate is given first and the y-coordinate is given second.

Therefore, with this information, we can label the coordinate pairs with this info.

[tex](x_{1}, y_{1})[/tex] and [tex](x_{2}, y_{2})[/tex] is the default labeling system for two coordinate pairs.

Then, we can use this information to label our coordinate pairs, place them into the slope formula, and solve for m.

[tex]m=\frac{-1-5}{8-4}\\\\m = \frac{-6}{4}\\\\\boxed{m=-\frac{3}{2}}[/tex]


Related Questions

HELP : The equation r = 3c + 5 represents the values shown in the table below. c 6 8 12 18 r 23 29 ? 59 What is the missing value in the table? 12 35 41 44

Answers

Answer:

answer is 41

Step-by-step explanation:

subscribe to itzz sneaky

:the anser is

41

i just did it

El promedio trimestral de Víctor en Matemática es 5,5. Durante el trimestre tuvo 4 calificaciones en esta asignatura: dos notas 6,0, una nota 4,8 y otra que no recuerda. ¿cuál es la nota que Víctor no recuerda?

Answers

Answer:

La nota que Víctor no recuerda es 5.2

Step-by-step explanation:

La media es el valor promedio de un conjunto de datos numéricos y es también llamada promedio o media aritmética.

Su cálculo se obtiene al sumar todos los datos disponibles y dividir el resultado por el número total de esos datos:

[tex]Promedio=\frac{x_{1} +x_{2} +x_{3}+...+x_{n} }{N}[/tex]

donde N el número total de observaciones.

En este caso:

[tex]Promedio=\frac{x_{1} +x_{2} +x_{3}+x_{4} }{4}[/tex]

Siendo:

Promedio= 5.5x₁=6x₂=6x₃=4.8x₄=?

y reemplazando:

[tex]5.5=\frac{6 +6 +4.8+x_{4} }{4}[/tex]

Se obtiene:

5.5*4=6+6+4.8 +x₄

22=6+6+4.8 +x₄

22-6-6-4.8=x₄

x₄=5.2

La nota que Víctor no recuerda es 5.2

Rachel enjoys exercising outdoors. Today she walked miles in hours. What is Rachel’s unit walking rate in miles per hour and in hours per mile?

Answers

Unit walking rate in miles per hour = 5 2/3 / 2 2/3 = 17/3 / 8/3 = 17/3 x 3/8 = 17/8 = 2 1/8 miles per hour.

Unit walking rate in hours per mile = 1/ 17/8 = 8/17 hours per mile.

~you did not write the question properly but i guess this your needed answer

8/7 mile per hour ....

Can someone explain this to me with a answer and work that is shown?

Answers

Answer:

[tex]1\frac{19}{30}[/tex]

Step-by-step explanation:

To operate between mixed numbers is always better to write then in fraction form first (as improper fractions), and then operate using the rules to combine fractions.

For the first mixed number :

[tex]4\frac{5}{6} = 4+\frac{5}{6} =\frac{24}{6} +\frac{5}{6}=\frac{29}{6}[/tex]

For the second mixed number:

[tex]3\frac{1}{5} =3+\frac{1}{5}=\frac{15}{5}+\frac{1}{5}=\frac{16}{5}[/tex]

So now we have to subtract these two fractions, so we need to write them with the same common denominator (6 x 5 = 30):

[tex]\frac{29}{6}-\frac{16}{5}=\frac{145}{30} -\frac{96}{30}=\frac{49}{30}[/tex]

and finally we write the obtained answer in mixed number form:

[tex]\frac{49}{30} =1+\frac{19}{30} =1\frac{19}{30}[/tex]

In an examination, a candidate has to score 40% marks to pass. Anil scores 22 and failed by 8 marks. What is the full marks?​

Answers

Answer:

75

Step-by-step explanation:

Let full marks be x

Then pass marks is 40% of x which is 0.4x

As per given, we have

22= 0.4x - 8

Solving for x

0.4x = 30

x = 30/0.4

x = 75

So full marks is 75

1. Given the points (-2,4) and (4, -2), find the midpoint between these points.

Answers

Answer:

(1,1)

Step-by-step explanation:

M=(x1+x2 / 2 , y1+y2 / 2)

M=(-2+4 / 2 , 4+ -2 / 2)

M=(2 / 2 , 2 / 2)

M=(1,1)

*DIFFICULT QUESTION, PLEASE ANSWER* Which of the following is NOT a biased event? a.) The probability of a florist selling roses on Valentine’s Day b.) The probability of seeing a fireworks show on Independence Day c.) The probability of getting heads when flipping a coin d.) The probability of a college graduate earning more money than a high school graduate

Answers

Answer: c.) The probability of getting heads when flipping a coin

Step-by-step explanation:

a.) The probability of a florist selling roses on Valentine’s Day

This is a biased event because it has a too small range, ranging only to one day is not enough for a data set. This will be a overestimation which can't represent the whole.

b.) The probability of seeing a fireworks show on Independence Day

This is a biased event because it also has a small range, ranging only to one day is not enough for a data set. This will be a overestimation which can't represent the whole.

c.) The probability of getting heads when flipping a coin

This is not biased because there will be equal probability for getting heads or the opposite. The range is neutral as heads is half part of coin, and tails is the other part of coin.

d.) The probability of a college graduate earning more money than a high school graduate

This is a biased event, because it will be an obvious answer which having an obvious answer to one event will be biased.

Hope this helps!! :)

Please let me know if you need further explanation

How many decimal places are in the product of 1.91 and 2.3? i need answer stat

Answers

Answer:

Three decimals

Step-by-step explanation:

Two decimals coming from the first number and one coming from the second one: 4.393 is the product

Answer:

3 decimal places (the answer to the equation is 4.393)

Step-by-step explanation:

When multiplying decimals, multiply them as whole numbers, count the amount of decimal places and both, add the number of decimal places up, and that's how many decimal places are in your answer.  So the first one has two decimal places and the second one has one decimal places making your answer have three decimal places.  

What is the answer to (-9) - 16 =

Answers

Answer: -25

Step-by-step explanation:

-9 - 16 = -25  

-9-16   is the same as -9 + -16  which gives you  -25

Can someone please help me answer theses, i have to have them turned in 3 hours.

Answers

Answer:

8. h-2

9. +7

10. 15+x

11. 20-y

12. 12x

13. 23/n

14. 5x

15. m+n

Where are problems 16-20?

21. x-2

22. 4m

23. y/10

24. 3-x

25. 9+8

26. 6x

27. r+s

28. p-q

Let me know if this helps :)

Help me in this problem.

Answers

Answer:

2(4) + 3(4)³ ≠ 5(4)⁴

Step-by-step explanation:

To determine if the two expressions, 2y + 3y³ is the same as 5y⁴, we can set both expressions equal to each other. Then replace y with a value to find out, if what you have on the both sides are equal or not.

Thus: 2y + 3y³ = 5y⁴

Replace y with 4 in the equation

2(4) + 3(4)³ = 5(4)⁴

8 + 192 = 1,280

200 ≠ 1,280

What we have on one side of the equation is not equal to what we have in the other side. So therefore, both expressions are not equal. Hence, they are not the same.

The statement that shows 2y + 3y³ and 5y⁴ are not the same is:

2(4) + 3(4)³ ≠ 5(4)⁴

Drag the blue point to a place on the number line
indicating a number that is...
...less than 3.

Answers

Answer:

The number line is shown below.

Step-by-step explanation:

We need to represent number that is less than 3 on a number line.

Let x be numbers.

So, [tex]x<3[/tex].

Now, we have a number which represents x<3. Here 3 is not included in the solution set, so there is an open circle on 3 and left side of 3 are in the solution set.

The number line is shown below.

HELP!!!IT IS MY WORST ENEMY.....MATH!!!!!!!!I WILL GIVE THE CROWN TO THE FIRST PERSON

WHO ANSWERS MY NEXT 2-3 EASY QUESTIONS!!!!

Answers

Answer:

Step-by-step explanation:

Answer:

i kill math for u

Step-by-step explanation:

a piece of wire 2/3 m long is to be cut into 6 pieces of the same length. What is the length of each piece?

Answers

Answer:

3/18 or 1/9

Step-by-step explanation:

2/3 divided by 6 = ?

2       1        3

-   x   -  =    -

3       6      18

3/18

Answer:

1/9

Step-by-step explanation:

2/3÷6 = 2/3×1/6 = 1/9

Fill in the missing value to make the equations true.

Answers

Answer:

a) 7/4 b) 5 c) 2

Step-by-step explanation:

Logrithmic Rule for a and b

Let a, M, N be positive real numbers.

a)  

logaM - logaN = loga(M/N)

log9(7) - log9(4) = log9 (7/4)

b)

logaM + logaN = logaMN

log2 (x) + log2(9) = log2(45)

x9=45

(x9)/9 = 45/9

x = 5

c)

Change of base formula.

logb​(x)=logd​(b)/logd​(x)​

x log6(5) = log6(25) divide each term by log6(5)

x log6(5) / log6(5) = log6(25) / log6(5)   Cancel common factor log6(5)

x = log6(25) / log6(5)

x = log6(5^2) / log6(5)

Expand log6(5^2) by moving 2 outside the logarithm.

x = 2log6(5) / log6(5) cancel the like term log6(5)

x = 2

what is the area of this figure?

Answers

Answer:

211.5 in²

Step-by-step explanation:

top rectangle: 5x7=35

middle rectangle: 8x9=72

bottom triangle: 1/2(19)(11)=104.5

35+72+104.5= 211.5 in²

find the equation of line (use exact numbers)​

Answers

Answer:

[tex]y=3x+3[/tex]

Step-by-step explanation:

Use the slope-intercept form:

[tex]y=mx+b[/tex]

m is the slope and b is the y-intercept. The y-intercept is the place where x is equal to 0, and the slope is the change in the y-axis over the change in the x-axis, otherwise known as rise over run ( [tex]\frac{rise}{run}[/tex] ).

If you study the graph, you can see that the line crosses the y-axis at (0,3), so 3 is the y-intercept. Insert into the formula:

[tex]y=mx+3[/tex]

Now find the slope. Use the slope formula:

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

You need two points first. You can use the y-intercept (0,3) and another even point, like (1,6). Insert the values:

[tex](0_{x1},3_{y1})\\(1_{x2},6_{y2})\\\\\frac{6-3}{1-0}=\frac{3}{1}=3[/tex]

The slope is 3. Insert this value:

[tex]y=3x+3[/tex]

:Done

i need help on trying to solve this i’m stuck

Answers

Answer:

none of the above

Step-by-step explanation:

None of the above now ur not stuck

25-2x=16+x
Show work please

Answers

Answer:

x = 3

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

−2x+25=x+16

Step 2: Subtract x from both sides.

−3x+25=16

Step 3: Subtract 25 from both sides.

−3x=−9

Step 4: Divide both sides by -3

x=3

True or False: A comparison of two different quantities by division - with different
kinds of units is called a ratio *

Answers

Answer:

true

Step-by-step explanation:

that is the literal definition

The answer is going to be TRUE

Plz helppppppppppppp

Answers

Answer:

I think it is a sample space.

A sample space is, according to the dictionary,

"an experiment or random trial is the set of all possible outcomes or results of that experiment"

I'm sorry if I misunderstood.

Good luck mate! :)

Please add Brainliest if you'd like, not that it matters.

Remember to try your best every day!

Between which two integers does the value of lie?

Answers

Answer:

Integers is a number which is not a fraction; a whole number.

the question seems incomplete too. Kindly check

Please help me asap!! anything helps I'm really lost in this question if you know part of the question pleas answer. thank you!<3​

Answers

1.

term number        sequence A        sequence B

        0                          -1                          ¹/₂

        1                            2                          1

        2                           5                          2  

        3                           8                          4

        4                           11                          8

        5                          14                         16    

        6                          17                         32

2.

Every new term of sequence A is produced by adding 3 to the previous term

3.

Every new term of sequence B is produced by multipling the previous term by 2

4.

In a geometric sequence each term is found by multiplying the previous term by a constant. It means the sequence B is geometric, the constant is 2.

convert 3.2 kilometers to meters

Answers

Answer:

3200

Step-by-step explanation:

Answer:

3200

Step-by-step explanation:

one kilometer = 1000

3.2 * 1000

Find the value of x in the equation below.
81 = 9x

Answers

Answer:

x = 9

Step-by-step explanation:

Answer:

x = 9

Step-by-step explanation:

9x = 81

Divide both sides by 9:

x = 81/9 = 9

Please help me with hw​

Answers

Answer:

4. 7 hours   6. 8.57

Step-by-step explanation:

Step-by-step explanation:

Since, Carlos completes the work in 5 hours.

So, in one hour she will do [tex] =\frac{1}{5}[/tex] part

Since, Jenny completes the work in 9 hours.

So, in one hour she will do [tex] =\frac{1}{9}[/tex] part

(Carlos + Jenny)'s one hour work together

[tex] =\frac{1}{5}+\frac{1}{9}\\

= \frac{9+5}{5\times 9}\\

= \frac{14}{45}\\[/tex]

Total time taken by Carlos and Jenny together [tex] =\frac{45}{14}= 3\frac{3}{14} \: hours[/tex]

-50 = -5x - 3(5x + 15)

Answers

Answer:

x =1/4

Step-by-step explanation:

[tex]-50 = -5x - 3(5x + 15)\\\\-5x-3\left(5x+15\right)=-50\\\\\mathrm{Expand}\:-3\left(5x+15\right):\quad -15x-45\\-5x-15x-45=-50\\\\\mathrm{Add\:similar\:elements:}\:-5x-15x=-20x\\-20x-45=-50\\\\\mathrm{Add\:}45\mathrm{\:to\:both\:sides}\\-20x-45+45=-50+45\\\\Simplify\\-20x=-5\\\\\mathrm{Divide\:both\:sides\:by\:}-20\\\frac{-20x}{-20}=\frac{-5}{-20}\\\\Simplify\\x=\frac{1}{4}[/tex]

Answer:

[tex]x = \frac{1}{4}[/tex]

Step-by-step explanation:

[tex]-50 = -5x - 3(5x + 15)[/tex]

Use -3 to open the bracket

[tex]-3(5x +15)\\\\= -15x -45\\\\ -50 = -5x-15x -45[/tex]

Collect like terms

[tex]-50 +45 =-5x -15x[/tex]

Simplify

[tex]-5 = -20x[/tex]

Divide both sides of the equation by -20

[tex]\frac{-5}{-20} = \frac{-20x}{-20} \\\\1/4 =x\\\\x = \frac{1}{4}[/tex]

Find the value of x.
A.70
B.54
C.40
D.74

Answers

Answer:

a is the value of X

Step-by-step explanation:

The value of the variable x is 40. Then the correct option is C.

What is a circle?

The circle is at equidistant of points drawn from the center. The radius of a circle is the distance between the center and the circumference.

Half the differential between the dimensions of the captured arcs is the measurement of an angle made by the two secants, two tangents, or a secant and a tangent from just a point are outside the circle.

Then the equation will be given as,

35° = [(4x + 50) – (3x + 20)] / 2

Simplify the above equation, then the equation will be

35 = (4x – 3x + 50 – 20) / 2

70 = x + 30

 x = 70 – 30

 x = 40

Then the value of the variable x is 40.

Then the correct option is C.

More about the circle link is given below.

https://brainly.com/question/11833983

#SPJ2

ERASE
When Marilyn was bom, her parents put $9,000 into a college fund
account that earned 9% simple interest. What was the total
amount in the account at the end of 18 years?
I = PRT
=4000 - 0.09-13
19580 account
Answer
Explain why this is incorrect and what Aliyah
needs to do to make it correct.

Answers

Answer:

$23580

Step-by-step explanation:

I = PRT/100 = 9000*9*18/100 = $14580

amount in the account at the end of 18 years

= $9000 + $14580

= $23580

Solve for w

12w -24 = 12

Answers

Answer:

12W=24+12

w=36÷12=3

.....

Answer:

w=3

Step-by-step explanation:

12w -24 = 12

=>12w=12+24

=>12w=36

=>w=36/12

=>w=3

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