The midpoint of AB is M(1, -3). If the coordinates of A are (-6, -7), what are
the coordinates of B?

Answers

Answer 1

Answer:

           B(8, 1)

Step-by-step explanation:

M is the midpoint of AB so:

[tex]x_B-x_M=x_M-x_A\qquad\quad\ \wedge\qquad y_B-y_M=y_M-y_A\\\\x_B-1=1-(-6)\qquad\quad\wedge\qquad\quad y_B-(-3)=-3-(-7)\\\\x_B=1+6+1\qquad\quad\ \wedge\qquad\quad y_B=-3+7-3\\\\x_B=8\qquad\qquad\ \wedge\qquad\qquad y_B=1[/tex]


Related Questions

If S (3,-4) is translated 5 units left and 3 units up, what is the ordered pair of S?

Answers

Answer:

(-2,-1)

Step-by-step explanation:

3-5=-2

-4+3=-1

The coordinate of the point S if the point is translated 5 units left and 3 units up are (-2,-1). The correct option is A.

What are coordinates?

A coordinate system in geometry is a system that employs one or more integers, or coordinates, to define the position of points or other geometric components on a manifold such as Euclidean space.

Given the coordinate (3,-4) of the point S. Now, if the point is translated 5 units left and 3 units up, then the new coordinates of S are,

(3,-4) → (3-5 , -4+3) = (-2, -1)

Hence, the coordinate of the point S if the point is translated 5 units left and 3 units up are (-2,-1).

Learn more about Coordinates here:

https://brainly.com/question/23450276

#SPJ2

What is the Greatest Common Factor (GCF)
of 27 and 63?
A. 3 C. 9
B. 12 D.18

Answers

Answer:

A

Step-by-step explanation:

Answer:

9

Step-by-step explanation:

Mallory bought a pizza and sodas for her birthday party. If she spent
$12.57 on the sodas and $10.95 for each pizza, how many pizzas did she
buy if she spent $89.22?

Answers

Answer:

She had 7 pizzas.

Step-by-step explanation:

.....

Tom has twice as many cents as Jim has nickels. Jim has $2.55 more than Tom. How much has Jim?

Answers

Answer:

jim has money

Step-by-step explanation:

because he does

Answer:

vce4sw3?

Step-by-step explanation:

Mary deposits $550 in a savings account at 3% simple annual interest. The value of this account, v, is given by the function v = 550 + 16.5t, in which t is the number of years the money is in the bank. What is the domain & range of this function?

Answers

Answer: [tex]Domain = \{t: t\geq 0\}=[0,\infty)[/tex] and [tex]Range = \{v: v\geq 550\}=[550,\infty)[/tex].

Step-by-step explanation:

It is given that, the value of this account, v, is given by the function

[tex]v=550+16.5t[/tex]

where, t is the number of years the money is in the bank.

We need to find the domain & range of this function.

Domain is the set of input values. Here, the domain is number of years which cannot be negative. So,

[tex]Domain = \{t: t\geq 0\}=[0,\infty)[/tex]

Range is the set of output values. Here, the range is amount after simple interest which cannot be less than the principal value.

[tex]Range = \{v: v\geq 550\}=[550,\infty)[/tex]

A bird leaves its nest and travels 20 miles per hour downwind for x hours. On the return trip, the bird travels 4 miles per hour slower and has 6 miles left after x hours. a. What is the distance of the entire trip? __miles b. How long does the entire trip take? __hours __minutes __seconds

Answers

U sa yaz USA us unsubscribes

Several mountain climbers move up a mountain
starting from sea level. On the first day, they
climb up 1
2
of a mile. On the second day, they
move up the mountain 5
8
of a mile. On the third
day, they climb up 10
12 of a mile. On the fourth day,
bad weather forces them to climb down 4
6
of a
mile. How far above sea level are the climbers
after four days?

Answers

Answer:

2 5/8

Step-by-step explanation:

:)

r= 0.75s for s solving for a variable ANSWER PLEASE ASAP

Answers

Answer:

S= 1.3r

Step-by-step explanation:

The 3 is underlined because it was suppose to go on top of the 3 but it didn't give me the option but that means infinity of 3

If you need more information you cant tell me hope this helped!

Jonathon is eight years old. His mom is four times his age. What is the sum of their ages?

Answers

Answer:

40

Step-by-step explanation:

8*4=32+8=40

What are the next 2 numbers in the sequence? *
8, 16, 24, ...
28, 32
30,36
32, 40
48,96

Answers

Answer:

5

Step-by-step explanation:

WILL GIVE BRAINLY!!! Kiara is making treat bags to give her friends. She has 36 bags of chips and 54 candy bars. She wants to use all of the food to make identical bags. What is the greatest number of bags she can make with no food left over?

Question 12 options:

36 bags


54 bags


18 bags


6 ba gs

Answers

Answer:

18 bags

Step-by-step explanation:

the ratio of the chips to the candy is  :36/54 =4/6=2/3

it means for 2 bags of chips , you will put 3 candy bars

you will need 18 bags with no food left

What is the value of x in the equation 2/3x + 3 = 7

Answers

Answer:

6

Step-by-step explanation:

2/3x=4

then 4/ 2/3 (you can just input this in a calculator)

it equals 6!

Answer:

x=6

Step-by-step explanation:

2/3x + 3 = 7

subtract 3 from both sides to get

2/3x = 4

divide 2/3x by 2/3 to isolate the variable

2/3x ÷ 2/3 = 4

what you do to one side you do to the other, so divide 4 by 2/3 as well, then you get

2/3x ÷ 2/3 is x

4 ÷ 2/3 is 12/2 which is equal to 6.

x=6

What is the value of x? Enter your answer in the box. x =

Answers

Answer:

27 =x

Step-by-step explanation:

The two angles are vertical angles and vertical angles are equal

4x+7 = 5(x-4)

Distribute

4x+7 = 5x-20

Subtract 4x from each side

4x+7-4x = 5x-4x-20

7 = x-20

Add 20 to each side

7+20 = x-20+20

27 =x

Answer:

x = 27

Step-by-step explanation:

Since they are corresponding they have to be equal.

4x+7 = 5(x-4)

4x+7 = 5x-20 distribute the 5

7 = 5x-4x-20 bring the 4x over

7 = x-20 simplify the x

7+20= x bring the twenty over

27=x

A car rental company charges rs 500 a day
and rs 8 to per km for renting a car.
Prakash rents a car for two day and
his bill comes to & 1644. How
many
kilometeres did he drive ?​


Answers

Answer:

total bill=1644

let he drives x kilometer

then

500*2+8*x=1644

1000+8x=1644

8x= 1644-1000

8x= 644

x= 644/8=80.5 km

Step-by-step explanation:

Evaluate: b ÷ a for a = 2 and b = 18

Answers

Answer:

b/a=9, 9 is the answere

Step-by-step explanation:

i did it mentally lol

Answer:

9

Step-by-step explanation:

1. Fill in numbers to the equation

18 ÷ 2

2. Solve to get 9

Simply the following question in the photo

Answers

Answer:

Step-by-step explanation:

The answer is 14.03661

what is the equation for point (1,-2) PLEASE HELP MEEEE

Answers

Common
Hi I have a question for y’all today I am just leaving work you have not heard from me you have to do a good

4w + 2/7 = -4/5
Need help asap

Answers

W=-19/70
Hope that helped

A lioness hunting antelope runs a distance of 60 m in 15 s. Then she stops to survey the herd for 20 s. Next, she trots for 25 s over 60 m around the edge of the herd. Finally, the lioness races after the antelope, traveling 120 m in 20 s. What is the average speed of the lioness?

Answers

Answer: The average speed is 3m/s.

Step-by-step explanation:

We can define the average speed as the quotient between the total distance traveled in a given period of time, and that period of time,

Here we have that:

d = distance

t = time.

"A lioness hunting antelope runs a distance of 60 m in 15 s"

1) d = 60m, t = 15s

"Then she stops to survey the herd for 20 s"

We add 0 meters to the distance, and 20 seconds to the time.

2) d = 60m + 0m, t = 15s + 20s = 35s

"she trots for 25 s over 60 m around the edge of the herd."

we add 60m to the distance, and 25s to the time

3) d = 60m + 60m = 120m, t = 35s + 25s = 60s.

"Finally, the lioness races after the antelope, traveling 120 m in 20 s"

we add 120m to the distance and 20s to the time.

4) d = 120m + 120m = 240m, t = 60s + 20s = 80s.

Then the average speed of the lioness in that period of time is:

S = 240m/80s = 3m/s

Write an equation for the description.
The difference between a number x and 12 is 18.

Answers

Answer: x - 12 = 18

Step-by-step explanation:

difference means - and is means equals hope this helps

Answer:

x-12=18

Step-by-step explanation:

Difference means subtract and is means equal to, if you want to solve for x you add 12 to both sides.

Unit rates! PLZ HELP WILL GIVE BRAINIEST!!

Answers

Answer:

The answer is $10.32aprox

Step-by-step explanation:

I hope it will help u

Please mark me as brainlist

Can someone help me with this? Please

Answers

Answer:

I'm kind of confused what the question is asking. If they are asking for an expression to represent JL then the answer is 14x -32. If they want to know the distance between J and L then the answer is 66

Step-by-step explanation:

First I set the 2 equations equal to each other (5x-2 = 9x -30) and solved this to get x =7. (ANSWER ONE)

Next I plugged 7 into one of the equations (in this case either one will work bc JK and KL are the same distance. so I plugged 7 into the first one ( 5(7) -2 ) and I got 33. This means the distance of JK (and KL since they are equal) is 33.

Next I multiplied 33 by 2 since JL is JK and KL combined ( JK and KL are both 33 and therefore adding them together (multiplying 33×2) will give you the length of JL) and I got 66 (ANSWER 2)

Sorry if this is super confusing

11. Which statement is true about the characteristics of the three lines in
the graph?"
They have the same equation
They have the same slope
They have the same x-intercept
O They have the same y-intercept

Answers

They have the same slope. All three lines are parallel. Any parallel lines have equal slopes.

an atom has an atomic number of 12 and a mass number of 25.how many neutrons does the atom have?​

Answers

Answer:

The atomic number is the number of protons (12) and the mass number is the number of neutrons and protons combined. So you'd subtract 12 from 25 (25-12=) and that'd get you 13 as your answer. If you need to find the number of electrons, it'll be the same as the number of protons unless it has a certain charge and if it does, if it's positive it has more protons (+) than electrons (-), if it is negative it has more electrons (- negatively charged) than protons (+ positively charged)

(credits to halltho)

The length of a rectangle is 7 inches more than its width. The perimeter of
this rectangle is 78 inches. Find the length of this rectangle.

Answers

First known equation is:

2L + 2W = 46

Second equation is:

L = W +7

Put the variable L of the second equation in the first equation.

2(W+7) + 2W = 46

2W +14 +2W = 46

4W = 32

W=8

Then resolve L using any of the above initial equations

L = 8 + 7 = 15

Verify: 2L +2W = 46

2(15) + 2(8) = 30 + 16 = 46 = perimeter

Step-by-step explanation:

Let the length = 7x

Let the breadth = x

As we know that

perimeter of rectangle =2(l+b)

Also perimeter here = 78 inches

Acc. to question

2(l+b) = 78 inches

[tex]2(7x + x) = 78[/tex]

[tex]16x = 78[/tex]

[tex]x = \frac{78}{16} [/tex]

[tex]x = 4.8[/tex]

so bredth = 4.8 approx

length = 7*4.5 =31.5 approx

Hope it helps u

Convert 240 degrees to radians in form of pi

Answers

Answer:

The answer is

[tex] \frac{4\pi}{3} [/tex]

Step-by-step explanation:

To convert a value from degrees to radians multiply the value by [tex] \frac{\pi}{180} [/tex]

From the question the value given is

240°

Converting it into radians we have

[tex] \frac{\pi}{180 } \times 240 \\ = \frac{240\pi}{180} [/tex]

Simplify

We have the final answer as

[tex] \frac{4\pi}{3} [/tex]

Hope this helps you

what’s the ratio of $30 in 2 hours.

Answers

Answer:

$15 per hour

Step-by-step explanation:

what’s the ratio of $30 in 2 hours.

= $30 / 2 hours

= $15 per hour

24 = b - 3
i need to solve this with 2 steps + work​

Answers

Answer: b =27

Step-by-step explanation:

24 = b -3   Just add 3 to both sides

+3         +3

b = 27

Answer:

b=27

Step-by-step explanation:

Let's solve your equation step-by-step.

24=b−3

Step 1: Flip the equation.

b−3=24

Step 2: Add 3 to both sides.

b−3+3=24+3

b=27

Answer:

b=27

If the midpoint of the line segment with endpoints (-4, b) and (8, 0) is (2, 1). What is the value of b

Answers

Answer:

B=2

Step-by-step explanation:

[tex](\frac{8+x_1}{2} )(\frac{0+y_1}{2})[/tex]

[tex](\frac{8+x_1}{2} )=2[/tex]  multiply 2 by 2=4 then write [tex]8+x_1=4[/tex] subtract  8 from both sides 4-8= -4

[tex](\frac{0+y_1}{2} )=1[/tex] multiply 2 by 1=2 then write [tex]0+y_1=2[/tex] subtract 0 from both sides

2-0=2

To check [tex]MP= (\frac{x_1+x_2}{2} )(\frac{y_1+y_2}{2} )\\[/tex]

[tex]MP= (\frac{-4+8}{2} )(\frac{2+0}{2} )[/tex] -4+8=4 2+0=2

[tex]MP= (\frac{4}{2} )(\frac{2}{2} )[/tex] 4/2=2 and 2/2=1 MP=(2,1)

Write an algebraic expression for each verbal expression. Just start from 9 and down to 23

Answers

Answer:

Step-by-step explanation:

8.  32 / y = 3(y - 4)

11.  Perimeter of pentagon = 5L

12.  Area of circle = π r²

13.  surface area of sphere = 4πr²

21. f - 5g = 25 - f

22.  3b - 100 = 6b

23.  4 x (14 + c) ²

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