what is the slope of the line through 4,-1 and 8,7

Answers

Answer 1

Answer:

The slope of the line is 2.

Step-by-step explanation:

The formula for slope is (y₂-y₁)/(x₂-x₁)

(7-(-1))/(8-4)

7 - -1 = 8

8 - 4 = 4

8/4 = 2

Answer 2

Answer:

m=2

Step-by-step explanation:

m=y2-y1/x2-x1

m=7-(-1) / 8-4

m=8/4

m=2


Related Questions

HELP! I'll give brainliest.
2x+6 ≤x+3<3x+11

Solve the inequality, and please show your work. Thanks in advance!

Answers

Answer:

-4 < x ≤ -3

Step-by-step explanation:

Separate it into 2 inequalities

2x+6 ≤x+3

x ≤-3

x+3<3x+11

-8 < 2x

x > - 4

Combine the 2 results

-4 < x ≤ -3

A storage rental company charges $1 for
the first month and $25 per month for the next
two months. After three months, the cost is
$20
per
month. How much would it cost to
rent a unit for 10 months?
A $151
$
B
$171
C$191
D
$211

Answers

Answer:

C

Step-by-step explanation:

Jan:1$

Feb and March: 50$

April to Oct: 140$

=>1+50+140=191

Which equation represents the polar form of x – y = 0?

Answers

Answer:

x means 2 and y means -2

Step-by-step explanation:

Convert 29/30 to a decimal

Answers

Answer:

0.97

Step-by-step explanation:

To convert a fraction to a decimal, divide the numerator by the denomiator.

29 ÷ 30 = 0.966666667

= 0.97 (rounded)

hope this helps!

PLEASE HELP ASAP!!! I WILL GIVE BRAINLIEST TO THE RIGHT ANSWER
It is a Part A and Part B Question


Note: please add the answer next to what part it's from so I can know which part was answered

Answers

Answer:

Option A is correct.

Step-by-step explanation:

1. solve the inequalities

2. find the intersection :)

Help!

Simplify: 9log9(4)

Answers

Answer:

hope this will help you

Step-by-step explanation:

Let x = 9log9(4)

x = 9[log(4)/log(9)]

x = 9*0.6224

x = 5.6016

Of the 300 fifth graders at Benson Elementary School, 40% signed up for an after-school activity. How many students signed up for an after-school activity?

Answers

Answer: 120 students

Step-by-step explanation:

multiply 40 by 300 then divide by 100 = 120

It takes 0.5 gallon of cream to make 1 pound of butter. How much cream would you need to make 2.5 pounds of butter?

Answers

1.25 gallons


so we know 0.5 gallons makes 1 pound, and we know that there are at least 2 pounds of butter made.


so we know that there is 1 full gallon of cream used.


however, there is also .5 pounds of butter, so we need to find out the other half.



to do this, we need to split the .5 gallons of cream in half, making 0.25



then, we add 1 + 0.25 gallons to equal 1.25 gallons of cream needed to make 2.5 pounds of butter

ast year Ryan went to school for 36 out of 52 weeks. Which fraction is
NOT equivalent to 367
52
A
DO

76 Els to lo
C
O
26

Answers

Answer:

76/26

Step-by-step explanation:

Which equation represents this ellipse?
answer d
y^2/25+x^2/4=1

Answers

We can find the equation that represent the equation of ellipse we can identify by the major axis and minor axis, and center.

What is ellipse?

An ellipse is a locus of a point that moves in a plane such that the sum of its distances from the two points called focus adds up to a constant. It is taken from the cone by cutting it at an angle.

We have equation of ellipse:

[tex]\rm \dfrac {y^2}{25}+\dfrac{x^2}{4}=1[/tex]

[tex]\rm \dfrac {y^2}{5^2}+\dfrac{x^2}{2^2}=1[/tex]

Here a = 5, and b = 2

Major axis is 2a = 2(5) = 10

Minor axis is b = 2(2) = 4

Here a graph is not given, if

Thus, we can find the equation that represent the equation of ellipse we can identify by the major axis and minor axis, and center.

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This is a program for development that lists what an athlete hopes to do in order to meet their goals.
A. Feedback
B. Action Plan
C. none of these
D. Area for improvement

Answers

Answer:

B. Action Plan

Step-by-step explanation:

#hope it helps!

Answered by ReyvREYV111

2 3/4 miles in 2/3 of an hour enter number of miles she can jog in 3 hours

Answers

MONEY MONEY not cash money no it’s no more than what we have for it to get the stuff off cause we need a little cash for now so you have cash

ANS IN 10M

5.
(04.01)

The graph represents function 1, and the equation represents function 2:

A coordinate plane graph is shown. A horizontal line is graphed passing through the y-axis at y = 6.
Function 2
y = 2x + 7

How much more is the rate of change of function 2 than the rate of change of function 1? (4 points)

1
2
3
4

Answers

The rate of change of function 1 is 2

What is line?

A line is a one-dimensional figure, which has length but no width. A line is made of a set of points which is extended in opposite directions infinitely.

Given function: y = 2x + 7.

As the graph of function 1 is not given.

the rate of change of function 2 : y = 2x + 7.

As the the value of m or rate of change of above equation is 2

m=2.

as,  the horizontal line passes, the rate of change is 0

Hence, rate of change is 2.

Learn more about this concept here:

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Answer:

learn

Step-by-step explanation:

What expression is equivalent to 1-2 sin^2x?

I know the answer is 2cos^2x-1, but unsure how to solve it. Do I use the Pythagorean identity to start?

Thanks!

Answers

Answer:

1-2*sin^2 (x) = 2cos^2(x) -1

Step-by-step explanation:

1-2sin^2(x)

= 1-2(1-cos^2(x)) =2cos^2(x)-1; Pythagorean identity, sin^2(x)=1-cos^2(x)

=1-2+2cos^2(x)=2cos^2(x)-1; distribute

= -1+2cos^2(x)=2cos^2(x) -1; collect and rearrange terms

= 2cos^2(x)-1 = 2cos^2(x)-1

19. The area of the square is half the area of the rectangle. Find x.
2(x+4)

Answers

Answer:

2x+8

Step-by-step explanation:

Jamie has 9 gallons of paint that she needs to pour into containers that
hold 0.75 gallon. How many containers will she need?

Answers

Answer:

12:)

Step-by-step explanation:

HELP ME PLEASEEEEE ASAP TYYYY

Answers

Step-by-step explanation:

with 2 dice we have 6×6 = 36 possible outcomes.

you know

1, 1

1, 2

1, 3

...

6, 6

from these 36 possible outcomes only the following have a sum of 4 :

1, 3

2, 2

3, 1

so, 3 out of 36.

that mags the probability is

3/36 = 1/12

the first answer option is correct.

What is the volume of a sphere with a radius of 14 cm?
Ayuda, por favor (Help please)​

Answers

Answer:

see below

Step-by-step explanation:

The volume of a sphere is given by

V = 4/3 pi r^3

V = 4/3 pi ( 14)^3

V =3658.666666pi

Using 3.14 for pi

V =11488.21333 cm^3

Using the pi button

V =11494.04032cm^3

Step-by-step explanation:

Volume of sphere----> 4/3π r³

4/3 x 22/7 x 14³. r=14(given)

4. x 22. x 14³

3. 7

4 x 22 x 14x14x2

3

88. x 196 x 2

3

88 x 392

3

34496

3

11498.6 answer

hope this helps you

have a nice day

This is a gardener's floor plan of their backyard. Enter the amount of grass, in square yards
needed to completely cover the backyard.

Answers

Answer:

39 yd^2

Step-by-step explanation:

First, we must divide the shape into quadrilaterals. The best, and easiest, way to do this is to cut along the line in the middle, below the lower 2 yd mark. This will give us a 1 yard by 3 yard rectangle, 4 yard by 8 yard rectangle, and 2 yard by 2 yard square. The next thing to do is to find the area of each location of the backyard using the A = l x w equation. 1 x 3 =  3, 2 x 2 = 4, 4 x 8 = 32. The final step is to add these individual areas, giving us 39 square yards.

WILL GIVE BRAINLIEST 25 POINTS

What is the perimeter of this rectangle?

Answers

Answer:

6√17 units

Step-by-step explanation:

A property of rectangles is that their opposite sides are equal in length.

Hence, to find the perimeter :

AB + BC + CD + DA2(AB) + 2(BC)2(AB + BC)

Finding AB by applying distance formula :

AB = √(1 + 3)² + (4 - 3)²AB = √4² + 1²AB = √16 + 1AB = √17

Finding BC :

BC = √(3 - 1)² + (-4 - 4)²BC = √2² + (-8)²BC = √4 + 64BC = √68BC = 2√17

Perimeter :

P = 2(AB + BC)P = 2(√17 + 2√17)P = 2(3√17)P = 6√17 units

solve this question please

Answers

The value of y in y = 5x if the value of x doubles itself is y also doubles itself; option A

How to solve equation?

y = 5x

if x = 2

y = 5(2)

y = 10

if the value of x doubles, for instance, if x = 4

y = 5(4)

y = 20

y = 5/x

if x = 0.5

y = 5/0.5

y = 10

if the value of x triples, for instance, if x = 0.125

y = 5/x

= 5/0.125

y = 40

The value of y in y = 5/x if the value of x triples itself is y also triples itself; option B

Learn more about equation:

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Find an equation for the line that passes through the points (-5,-6) and (1,3).

Answers

Answer:

y=3/3x+3/2

Step-by-step explanation:

(-5,-6)(1,3)

x1y1 x2y2

y2-y1/x2-x1

m=3/2

b=3/2

Help I can’t figure

Which one represents y as a function of x.

Answers

Answer:

  the graph

Step-by-step explanation:

The statement "*Remember ..." tells you how to identify the functional relations.

__

In the top diagram, each x-value maps to more than one y-value. Effectively, that means x is repeating (not a function).

In the set of ordered pairs, the value 3 shows up as an x-value more than once. It repeats (not a function).

In the graph, each value of x is shown as corresponding to exactly one value of y. The graph shows y as a function of x.

On the mapping one

0 has two ranges i.e 0 and 12

As it doesn't has unique range it's not a function

Where as in the graph

Every x has unique y f(x)=y

Graph represents a function

244 people must be split into 4 equal groups. How many people in each group

Answers

Answer:

61 people per each group

Step-by-step explanation:

244/4= 61

Answer: 61 people in each group

Step-by-step explanation: 244 divided by 4 is 61

Mark buys a treadmill priced at $360.26.Shipping and handling are an additional 10%of the price.How much shipping and handling will Mark pay?

Answers

10% of 360.26 is 36.026 but that answer wouldn’t be it since cents are only in the tenths and hundredths places after the decimal, so you’d probably have to round it up to 36.03

If cos0=1/4, what is the value seco?

Answers

Answer:

[tex]\sec\theta=4[/tex]

Step-by-step explanation:

Recall the reciprocal identity [tex]\displaystyle \sec\theta=\frac{1}{\cos\theta}[/tex], thus, [tex]\displaystyle \sec\theta=\frac{1}{\frac{1}{4}}=4[/tex]

19
Celeste knows that there are 5,280 feet in 1 mile. What proportion can she use
to find the number of feet in 7 miles?

Answers

Answer:

[tex]\frac{1mile}{5,280ft} =\frac{7miles}{"x"feet}[/tex]

Step-by-step explanation:

so there are 5,280 feet in 1 mile

We want to find the number of feet in 7 miles

if we were to set up a proportion it would look something like this :

[tex]\frac{1mile}{5,280ft} =\frac{7miles}{"x"feet}[/tex]

Determine whether the following situation would produce a random sample. Write Yes or No and explain your answer. Two hundred students at a school basketball game are surveyed to find the students' favorite sport. a. Yes, students preferring different sports may be in the group. b. Yes, this may be the only sporting event occurring that day. c. No, students attending this event are more likely to enjoy basketball. d. No, student attendance may have been required at this event.

Answers

Answer:

c.

Step-by-step explanation:

Students who have chosen to attend a basketball game are more likely to like basketball.

-
A road is defined by y = x - 3. A house is
located at the coordinates A(6,5). Determine the
shortest distance from the house to the road.

Answers

so x-3=4 you add 3+4=7 and your answer is x=7

The ratio of orange juice concentrate to water that Zoe used to make orange juice yesterday was 3 : 7. She used 14 ounces if water in the juice yesterday. Today she wants to make twice as much orange juice.
Is the relationship between the amount of orange juice concentrate c and the amount of water w proportional? Explain.

Answers

Answer:

12:28

Step-by-step explanation:

yesterday the ratio would be 6:14 so then you double that to get 12:28

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