What is the slope between the two points (8, -2) and (-7, 10)?

Answers

Answer 1

Answer:

slope ={10--2}/(-7-8)=12/-15=-4/5


Related Questions

Help with number 20.

Answers

I think the answer is 18:30

3x + 2y = 12
-x + 5y = 13
Solve by elimination
Y and x

Answers

Answer:

x = 2 y = 3

Step-by-step explanation:

PLEASE HELPPPPPPPP!!!!!
the line models the height of a glider y in feet over x hours

find the y intercept of the graph

Answers

Answer:

3500

(0,3500)

Step-by-step explanation:

The y - intercept of the line is at (0, 3500).

What is the general equation of a Straight line?

The general equation of a straight line is -

[y] = [m]x + [c]

where -

[m] → is slope of line which tells the unit rate of change of [y] with respect to [x].

[c] → is the y - intercept i.e. the point where the graph cuts the [y] axis.

We have the line models the height of a glider [y] in feet over [x] hours

The y - intercept i.e. the point where the graph cuts the [y] axis. From the graph we can see that point is (0, 3500).

Therefore, the y - intercept of the line is at (0, 3500).

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3(2h+5)+4 so i dont get what it is, can someone help please?

Answers

Answer:

An linear equation in one variable

Step-by-step explanation:

Variable:h

Equation:6h+19

Pls help

(Show your work pls!)

1. Solve for w
21+2w=p

2. Solve for a
2a+b=c

3. Solve for a
b-2a=c

Answers

1.

Step 1: Flip the equation.

p=2w+21

Answer:

p=2w+21

2.

Step 1: Add -b to both sides.

Step 2: Divide both sides by 2.

Answer:

a= −1 /2b+1/2 c

 

3.

Step 1: Add 2a to both sides.

−2a+b+2a=c+2a

b=2a+c

Answer:

b=2a+c

Find the missing length of the right triangle when "a" and "b" represent leg length and "c" represents the length of the hypotenuse. If necessary , round to the nearest tenths a=7 b=25

Answers

Answer:

Step-by-step explanation:

By Pythagoras' Theorem, a² + b² = c².

Substituting the values of a and b, we get:

7² + 25² = c²

49 + 625 = c²

c² = 674

c ≈ 26.0 (to 1 d.p.)

Write the slope-intercept form of the equation of the line through the given points.
through: (0,0) and (3,3)

Answers

Answer:

Slope: 1

Y-intercepts : (0,0)

Step-by-step explanation:

Y= x

ху
2 8
3 12
4 16
5 20
Which equation represents the relationship described in the table?
es )))
A)
y = 2x
B)
y = 4x
0)
y = 3x
D)
y = -x

Answers

B since they’re all being multiplied by four

Estimate the equation of the line of best fit for the following graphs.


Answers

Step-by-step explanation:

the one on the left (b)

y= mx+b

at x= 0 y = -2

then b= -2

at x= -1 y= 1

1= -m -2

m= -3

y= -3x -2

......

the one on the right side (d)

at x= 2 y = 1

at x= 4 y = 2

1= 2m+b

2= 4m +b

subtract

1= 2m

m= 1/2

y= 1/2 x

find the length of the missing leg of a right triangle with side lengths 14 and 50

Answers

Answer:

48

Step-by-step explanation:

P and Q are points on the line 4x + 2y = 8
a) Complete the coordinates of P and Q.
P(o,) QC ,0)
8
7 케
6
b) Plot points P and Q on the graph.
Use the tool to plot the coordinates.
5 4
92
c) Draw the line 4x + 2y = 8 for values
of x from -2 to 3.
2
1
-3 -2 -1o

Answers

Answer:

Step-by-step explanation:

p=4

Q=2

plot an x onto the 4 on th y line and a 2 on the x line

then draw a horizontal line with the ruler provided through 4 and 2

hope it helps :)

The solution to the equations are

a) The coordinates of point P is P ( 0 , 4 ) and Q is Q ( 2 , 0 )

b) The graph is plotted with points P and Q

c) The equation of line is 4x + 2y = 8

What is an Equation of a line?

The equation of a line is expressed as y = mx + b where m is the slope and b is the y-intercept

And y - y₁ = m ( x - x₁ )

y = y-coordinate of second point

y₁ = y-coordinate of point one

m = slope

x = x-coordinate of second point

x₁ = x-coordinate of point one

The slope m = ( y₂ - y₁ ) / ( x₂ - x₁ )

Given data ,

Let the equation of line be represented as A

Now , the value of A is

4x + 2y = 8   be equation (1)

Now , the coordinates of the point P = P ( 0 , y )

The coordinates of the point Q = Q ( x , 0 )

Substituting the values in the equation , we get

when x = 0

4 ( 0 ) + 2y = 8

2y = 8

y = 4

So , the coordinates of the point P = P ( 0 , 4 )

when y = 0

4x + 2 ( 0 ) = 8

4x = 8

x = 2

So , the coordinates of the point Q = Q ( 2 , 0 )

Now , the equation of line is 4x + 2y = 8

when x = { -2 , -1 , 0 , 1 , 2 , 3 }

The values of y are y = { 8 , 6 , 4 , 2 , 0 }

So, the line is plotted in the graph

Hence , the equation of line is 4x + 2y = 8

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what is the measure of jml?

Answers

I would love to help but I don’t get it you can add an image so I can help you

Your research shows that you typically receive a 24% return response from the guest satisfaction surveys you send out. How many guest satisfactions surveys will you need to send out to make certain you receive at least 300 surveys back?

Answers

Answer:

1250

Step-by-step explanation:

The number of guest satisfaction surveys will you need to send out to make certain you receive at least 300 surveys back is 1,250.

Calculation of the number of guest satisfaction:

Since the return is received i.e. 24%

And, there are the minimum of 300 surveys

So, based on this, the no of guest satisfaction should be

[tex]= 300 \div 0.24[/tex]

= 1,750

hence,  The number of guest satisfaction surveys will you need to send out to make certain you receive at least 300 surveys back is 1,250.

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I need help with this question​

Answers

Answer:

A i jus did this

Step-by-step explanation:

GIve Brainlest Please

can someone please help its due soon.ill give brainliest!

Answers

Answer:

8.5

Step-by-step explanation:

DE is 2 but when raised to AB is 2.5, therefore EC (8) will be 8.5 when raised to BC

pls help me with mark and will mark

Answers

Answer:

2/3

Step-by-step explanation:

To solve slope: y2- y1/ x2 -x1.

Two points can be (0,6) and (3,8)

8-6/3-0 ---> 2/3

Answer:

2/3

Step-by-step explanation:

PLEASEEE HURRY!!!!! will mark branliest

Answers

Answer:

Step-by-step explanation:

Option D - x + 3 is the correct answer

One batch of cookies calls for 5 cups of flour for every 3 cups of chocolate chips. How many cups of flour should be used for 27 cups of chocolate chips?

Answers

you have to find what number to multiply 3 by to get 27 and then you multiply that number to 5 and get your answer.

Ivan and tanya share £150 in the ratio 4 : 1 work out how much more ivan gets compared to tanya.

Answers

Answer:

Ivan receives £120 more than Tanya.

Step-by-step explanation:

Total Money = £ 150

Ratio = 4:1

This means that Ivan gets 4x of £150 and Tanya gets 1x of £150.

Ivan's money = 4x

Tanya's money = 1x

Now, we know that total money is equal to the sum of Ivan's & Tanya's money.

Total money = Ivan's money + Tanya's money

£ 150 = 4x + 1x

£ 150 = 5x

150/5 = x

30 = x.

We have found the value of x, now we can substitute 30 in the place of x and find the money Ivan and Tanya get.

Ivan = 4x = 4×30 = £120.

Tanya = 1x = 1×3 = £30.

So, Ivan receives more money. But how much more? We can solve that by subtracting Tanya's money from the total amount.

Total amount - Tanya's money = 150 - 30 = £120.

So, Ivan receives £120 more than Tanya.

Donna guessed there were 400 jellybeans in a jar. There were really 480 jellybeans. What was her percent of error?

Answers

Answer:

≈83.33%

Step-by-step explanation:

400/480 = 5/6

56 * 100 =  ≈83.33%

Need help quick!! Cant figure this out

Answers

Answer:

The average speed of the car, in miles per hour, from 17:30 to 19:42, is 119.167 meters per second.

Step-by-step explanation:

Physically speaking, average speed ([tex]\bar v[/tex]), measured in miles per hour, is the distance travelled ([tex]\Delta s[/tex]), measured in miles, divided by time ([tex]\Delta t[/tex]), measured in hours. That is:

[tex]\bar v = \frac{\Delta s}{\Delta t}[/tex] (1)

The time needed by the vehicle is:

[tex]\Delta t = 72\,min\times \frac{1\,h}{60\,min}[/tex]

[tex]\Delta t = 1.2\,h[/tex]

If we know that [tex]\Delta s = 143\,mi[/tex] and [tex]\Delta t = 1.2\,h[/tex], then the average velocity of the car is:

[tex]\bar v = \frac{143\,mi}{1.2\,h}[/tex]

[tex]\bar v = 119.167\,\frac{m}{s}[/tex]

The average speed of the car, in miles per hour, from 17:30 to 19:42, is 119.167 meters per second.

Find the roots of the function f(x) = 3x4 - 48.

Answers

Answer:

[tex]x=\pm 2\text{ or } x = \pm 2i[/tex]

Step-by-step explanation:

We are given:

[tex]0=3x^4-48[/tex]

Factor:

[tex]0=3(x^4-16)[/tex]

Difference of Two Squares:

[tex]0=3(x^2-4)(x^2+4)[/tex]

Zero Product Property:

[tex](x^2-4)=0\text{ or } x^2+4=0[/tex]

Solve:

[tex]x^2=4\text{ or } x^2=-4[/tex]

Take the square root. Since we are taking an even-root, it requires plus/minus:

[tex]x=\pm 2\text{ or } x = \pm 2i[/tex]

Which of these lines would be perpendicular to a line with a slope of 2/5?

Answers

Answer:

The slope of a line perpendicular to the given line will be –5/2

Step-by-step explanation:

Perpendicular lines will have a slope which is the opposite (switch from positive to negative or vice-versa) and the reciprocal (invert the fraction)

5/6 times 2/3 =p
IN SIMPLEST Form

Answers

Answer:

5/9

Step-by-step explanation:

5/6*2/3= 10/18= 5/9

if my answer helps please mark as brainliest

Answer:

5/9!

Step-by-step explanation:

Look up cymath on g00gle its a calculator that shows their work ^^ So you don't need to waste your points on math!

What is the answer!!!!!?

Answers

Answer:

<BYX = 74 degrees

Step-by-step explanation:

The sum of angles of the adjacent sides of the trapezoid is 180 degrees

Given

<A = 106 degrees

<A + <BYX = 180

106 + <BYX = 180

<BYX = 180-106

<BYX = 74 degrees

The value of 12pi over 10pi times 5pi Over 6pi is closest to the whole number (blank). Find the blank

Answers

Given:

The expression is

[tex]\dfrac{12\pi}{10\pi}\times \dfrac{5\pi}{6\pi}[/tex]

To find:

The value of the given expression closest to the whole number.

Solution:

We have,

[tex]\dfrac{12\pi}{10\pi}\times \dfrac{5\pi}{6\pi}[/tex]

Cancel out the common factors from each fraction.

[tex]=\dfrac{6}{5}\times \dfrac{5}{6}[/tex]

[tex]=\dfrac{6\times 5}{5\times 6}[/tex]

[tex]=\dfrac{30}{30}[/tex]

[tex]=1[/tex]

Therefore, the value of the given expression is 1.

a cell phone costing R747 was advertised at a reduced price of R599.Calculate the percentage discount being offered ​

Answers

Answer:

19.81% off

Step-by-step explanation:

percentage decrease = new-old/old

599-747/ 747   = -148/747  

-148/747 x 100 = -19.81%

so the price has been reduced by 19.81%

Given LaTeX: \int_8^{12}f\left(x\right)dx=31,\:\:\int_8^{12}g\left(x\right)dx=-17∫ 8 12 f ( x ) d x = 31 , ∫ 8 12 g ( x ) d x = − 17 , find:



LaTeX: \int_8^{12}\left[3f\left(x\right)-2g\left(x\right)\right]dx∫ 8 12 [ 3 f ( x ) − 2 g ( x ) ] d x

Answers

Answer:

508

Step-by-step explanation:

Take a = 12 and b = 8

[tex]\int\limits^a_b {3(f(x) - 2g(x)} \, dx =\int\limits^a_b {3(31) - 2(-17)} \, dx = 508[/tex]

Hurryyyy plzzz answer

The frosting recipe called for 7/8 of a 16 ounce bag
of sugar. How many ounces of sugar does the recipe
call for?

Answers

Answer:

the answer is 14 ounces of sugar

14 ounces of sugar are called for this recipe

Fraction
Decimal
Percent
2.5%

Answers

Answer:

Fraction-5/2

Decimal-.025

percent-2.5%

Step-by-step explanation:

Answer:

Fraction : 1/4

Decimal: 0.25

Percent: 2.5%

Explanation

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