can some one solve this its subtitution i need the brainlyist i will give yo a thanks a five star and brainlyist

Can Some One Solve This Its Subtitution I Need The Brainlyist I Will Give Yo A Thanks A Five Star And

Answers

Answer 1
I think it’s (-2, -16)

If u substitute the y into the second equation it gives you 8x=2x-12 then, you subtract 2x from both sides and it gets you 6x=-12 lastly, you divide by 6 which gets you x=-2. To find y you can take the first equation and plug x in which gives you y=8(-2) and then you multiply which gives you y=-16!! I really hope this helped!!
Answer 2

Step-by-step explanation:

Hey there!

Given;

The equations are;

y = 8x...........(i)

y = 2x-12..........(ii)

Now;

Substituting the value of "y" from equation (i).

8x = 2x-12

8x-2x = -12

6x = -12

X = -12/6

Therefore, X= -2.

Now; Substituting the value of "y" in equation (i)

y = 8*-2

y = -16

Therefore, y= -16.

Therefore, x= -2 and y= -16.

Check:

y = 2x

-16= 8*-2

-16 = -16 (true).

Hope it helps...


Related Questions

What is the distance between the point (4, 7) and its reflection over the x-axis, as shown on the graph below?



0 units
7 units
8 units
14 units

Answers

Answer:

14

Step-by-step explanation:

the x formate times xn

Answer:The answer is 14 units i got this right on  my school and the person up there is right as well

Step-by-step explanation: have a great day.=D

I Want a board of peoples Nick names Give me Max 10 Min 5

Answers

Answer:

ZZ Top

Step-by-step explanation:

I don't know why, but my brother is evil and calls me that. Don't ask.

Answer:

nike,jordan,fila,gucci,louey

Step-by-step explanation:

10.6 + 6x2 - 4
Factor the negative greatest common factor

Answers

5678 Becuase if you multiple them you will get the answer you want

is (8,-44) a solution to y=-7x+6

Answers

No


................................

Each of the four shapes represents a positive whole number. The sum of the
shapes in each row and column is displayed at the end of each row and
column. Using this information, determine the numerical value of each shape.
{
23
16
24
15
19
20
23
16

Answers

Answer:

The pentagon shape = 8

The star shape = 6

The curl shape = 3

The wave pattern shape = 5

Step-by-step explanation:

Let the pentagon shape = w, the star shape = x, the curl shape = y, and the wave pattern shape = z

Horizontally, we have;

w + 2·x + y = 23.....(1)

2·y + 2·z = 16...........(2)

2·z + w + x = 24.. ..(3)

3·y + x = 15..............(4)

Vertically, we have;

2·x + z + y = 20.......(5)

2·y + w+ z = 19........(6)

From the above equations, we have;

From equation (4), we have x = 15 - 3·y

From equation (2), we have z = 8 - y

From equation (1), we have w = 23 - (2·(15 - 3·y) + y)

∴ w = 23 - 30 + 6·y - y = 5·y - 7

w = 5·y - 7

Substituting the above values for x, and z i equation (5) gives;

2·x + z + y = 2·(15 - 3·y) + 8 - y + y = 20

30 - 6·y + 8 - y + y = 20

6·y = 30 + 8 - 20 = 18

y = 18/6 = 3

y = 3

w = 5·y - 7 = 5×3 - 7 = 8

w = 8

z = 8 - y = 8 - 3 = 5

z = 5

x = 15 - 3·y = 15 - 3×3 = 15 - 9 = 6

x = 6

Therefore, we have;

w = The pentagon shape =8

x = The star shape =6

y = The curl shape = 3, and

z = The wave pattern shape =5

The number of each of the four given shapes filled in the rows and columns are;

8 inscribed pentagon shape

6 star shapes

3 spiral shapes

5 Waves inside rectangle shape

From the diagram, we see four shapes and so let us identify them with letters;

Inscribed pentagon shape = a

Star shape = b

Spiral shape = c

Waves inside rectangle shape = d

For the first row, we see 2 stars, one inscribed pentagon and one spiral shape. Thus;

a + 2b + c = 23   .....(eq 1)

For the second row, we see 2 spiral shapes and 2 Waves inside rectangle shape. Thus;

2c + 2d = 16  ......( eq 2)

For the third row, we see 1 star, one inscribed pentagon  and 2 Waves inside rectangle shape. Thus;

a + b + 2d = 24 ....(eq 3)

For the fourth row, we see 3 spiral shapes and one star shape. Thus;

b + 3c = 15 ....(eq 4)

Looking at the columns, we see that;

First column;

2c + a + d = 19  ....(eq 5)

Second column, we have;

2b + c + d = 20  .....(eq 6)

From eq 4; b = 15 - 3c

From eq 2, we have; d = 8 - c

Putting them in eq 1 gives;

a + 2(15 - 3c) + c = 23

a + 30 - 6c + c = 23

a = 5c - 7

Putting d = 8 - c and a = 5c - 7 into eq 5 gives;

2c + 5c - 7 + 8 - c = 19

6c + 1 = 19

6c = 18

c = 3

Put 3 for c in a = 5c - 7

a = 5(3) - 7

a = 8

Put 3 for c in b = 15 - 3c

b = 15 - 3(3)

b = 6

Put 3 for c in d = 8 - c

d = 8 - 3

d = 5

Thus, we have;

8 inscribed pentagon shape

6 star shapes

3 spiral shapes

5 Waves inside rectangle shape

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Average movie in the Uruled States gerveral . Cost tickets in Japan plus two tickets in Switzerlandtickets in Switzerland plus two tickets in Japan would cost \$/5.27 . How much does an average movie ticket cost in each of these countries in Japan the average costis Switzerland the average cost is $

Answers

Answer:

The average cost of a movie ticket in Japan is $17.86 and the average cost of a movie ticket in Switzerland is $13.75

Step-by-step explanation:

The question seems to be incomplete. Here is a similar question and the solution:

Average movie prices in the United States​ are, in​ general, lower than in other countries. It would cost  ​$81.08 to buy three tickets in Japan plus two tickets in Switzerland. Three tickets in Switzerland plus two tickets in Japan would cost  $76.97. How much does an average movie ticket cost in each of these countries?

Step-by-step explanation:

Let the cost of tickets in Japan be $x and the cost of tickets in Switzerland be $y.

From the question,

It would cost  ​$81.08 to buy three tickets in Japan plus two tickets in Switzerland. That is

3x + 2y = 81.08 ...... (1)

Also from the question,

Three tickets in Switzerland plus two tickets in Japan would cost  $76.97. That is

2x + 3y = 76.97 ...... (2)

Multiply equation (1) by 2, so that we get

6x + 4y = 162.16 ...... (3)

and multiply equation (2) by 3, so that we get

6x + 9y = 230.91 ...... (4)

Now, Subtract equation (3) from equation (4), we get

5y = 68.75

y = 68.75/5

y = 13.75

Put the value of y into equation (1) to determine x

3x + 2y = 81.08

3x + 2(13.75) = 81.08

3x + 27.5 = 81.08

3x = 81.08 - 27.5

3x = 53.58

x = 53.58/3

x = 17.86

∴ x = 17.86 and y =13.75

Hence, the average cost of a movie ticket in Japan is $17.86 and the average cost of a movie ticket in Switzerland is $13.75.

9m-4/=6+3m find the value of m


if anybody answer i will give 20 points and brainlist ​

Answers

Answer:

The value of m is 5/3 .

Step-by-step explanation:

=> 9m -4 = 6 + 3m.

=> 9m - 3m = 6 + 4.

=> 6m = 10.

=> m = 10/6.

=> m = 5/3 .

Add the polynomials 5x - 2 + y and -3y + 5x + 2

Answers

10x-2y

Sjjssjsjskmsksx

Write an equation in slope-intercept form of the line with slope −1 that contains the point (5,−2).

Answers

Answer:

y=-x+3

Step-by-step explanation:

[tex]y-y_{1}=m(x-x_{1})\\ y-(-2)=-(x-5)\\y+2=-(x-5)\\y+2=-x+5\\y+2-2=-x+5-2\\y=-x+3[/tex]

help me it's due in less than an hour​

Answers

Answer:

y = 5 and 1/4 + 1/5x, I think

Step-by-step explanation:

hope this helps

please help due in 5 min

Answers

Answer:

True

Step-by-step explanation:

Value of the function increases as x increaes

Which is greater 60% or ⅝

Answers

60% is greater than 5/8


A cookie recipe called for 3 3.5 cups of sugar for every 246
cups
of
flour. If you made a batch of cookies using 4 cup of flour, how many
cups
of sugar would you need?
O 54/35 cups of sugar for 4 cups of flour
O 1 19/35 cups of sugar for 4 cups of flour
O 6 6/35 cups of sugar for 4 cups of flour
O 5 2/5 cups of sugar for 4 cups of flour

Answers

Answer:

D=5 2/5 cups of sugar for 4 cups of flour

Step-by-step explanation:

I cross multiplied and man was that a lot of fractions

The function f(t) = |98.6-x|, represents a persons's variance from normal body temperature, where x represents a person's current body temperature in degrees Fahrenheit. Medical professionals say healthy individuals should have a variance of no more than 0.5 degrees Fahrenheit.

Answers

Answer:

98.1°F ≤ x ≤ 99.1°F

Step-by-step explanation:

Given the function:

f(x) = |98.6 - x|

Variance = 0.5

98.6°F - x = ± 0.5

Lower bound :

98.6 - 0.5 ≤ x

98.1 ≤ x

Upper bound :

x ≤ 98.6 + 0.5

x ≤ 99.1

Hence,

98.1°F ≤ x ≤ 99.1°F

The price of a sweater was reduced from $20-$12 by the percentage was the price of the sweater reduced ?

Answers

You would have to subtract 20-12=8

For which inequality would x= 2.7 not be a solution?
O X+ 14.9
O X-4<0
O 3x + 6 2 10
O 6- X21

Answers

Answer:

1st one

Step-by-step explanation:

The inequality that is not correct for x = 2.7 will be x + < 9. The correct option is A.

What is inequality?

When two expressions are connected by a sign like "not equal to," "greater than," or "less than," it is said to be inequitable. The inequality shows the greater than and less than relationship between variables and the numbers.

Given that the value of x is 2.7. Check all the options for x = 2.7.

Option A:-

x + 14 < 9

x < 9 - 14

x < -5  False

Option B:-

x - 4 < 0

x < 4  True

Option C:-

3x + 6 ≥ 10

3x ≥ 4

x ≥ 4/3 True

Option D:-

6 - x ≥ 1

x ≤ 5 True

To know more about inequality follow

https://brainly.com/question/24372553

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how can I measure the length of letters​

Answers

Answer:

With a really small ruler.

Step-by-step explanation:

What do you mean?

Which graph represents the solution set of the system of inequalities?

−3x+y>1
{
y≥x−1

Answers

Answer:
I think is A

Please answer!!!

What is the instantaneous slope of y = eight over x at x = -3?
A. -8/3
B. 8/3
C. -8/9
D. 8/9

Answers

Answer:

C

Step-by-step explanation:

[tex]\frac{d}{dx} (8x^-1)\\-8x^{-2}\\[/tex]

using x = -3

[tex]-8(-3)^{-2}\\\frac{-8}{9}[/tex]

The instantaneous slope of the function y = 8/x at x = -3 is -8/9.

Option C is the correct answer.

We have,

To find the instantaneous slope of the function y = 8/x at x = -3, we can differentiate the function with respect to x.

Differentiating y = 8/x using the power rule, we get:

dy/dx = -8/x²

Now, we can evaluate the instantaneous slope at x = -3 by substituting the value into the derivative:

dy/dx = -8/(-3)²

= -8/9

Therefore,

The instantaneous slope of the function y = 8/x at x = -3 is -8/9.

Learn more about derivatives here:

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Select the three expressions that are equivalent to 9^4

Choose 3 answers

A. 9•4

B.9•9•9•9

C.9^8/9^2

D.(9^2•9^2)^1

E.(9^10/9^8)^2

Answers

Answer:

B and D

Step-by-step explanation:

the answer is B and D

The  equivalent expression are [tex]9^4[/tex] = 9 x 9 x 9 x 9, 9² x 9² and

[tex](9^{10}/9^8)^2[/tex]

What is Expression?

Mathematical statements are called expressions if they have at least two terms that are related by an operator and contain either numbers, variables, or both. Addition, subtraction, multiplication, and division are all possible mathematical operations.

A mathematical expression is a phrase that has a minimum of two numbers or variables and at least one mathematical operation.

Given:

[tex]9^4[/tex]

So, if we expand the above expression using exponents and power

[tex]9^4[/tex] = 9 x 9 x 9 x 9

and, 9² x 9² = [tex]9^{2+2[/tex] = [tex]9^4[/tex]

Also, [tex](9^{10}/9^8)^2[/tex]

= (9²)²

= [tex]9^4[/tex]

Hence, the equivalent expression are [tex]9^4[/tex] = 9 x 9 x 9 x 9, 9² x 9² and

[tex](9^{10}/9^8)^2[/tex]

Learn more about expression here:

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Anthony borrows $6.50 from a friend to pay for a sandwich and a drink at lunch. Then he borrows $3.75 from his sister to pay for a library fine. Choose an equation to express Anthony’s total debt that day.

Answers

6.50 + 3.75 Yep that’s the soulutiob

simplify 3+5i/ 6-i!!! Pls help I’m taking a test!!

Answers

Answer:

3 - 0.166666667 i

Step-by-step explanation:

I think this is the answer

Write the number in standard form: 9.82 × 10 ³

Answers

Answer:

that would be 9820

Step-by-step explanation: 9.82, count 3 to the right beginning at the decimal and boom

Make a conjecture: What happens to
M AJK, m_BKJ, and m_CLJ as you
change the line of reflection?
The angles change.
The angles do not change.
The angles are always right
angles.

Answers

Answer:

the angles change

Step-by-step explanation:

Anyone know how to do this???

Answers

Answer:

6

Step-by-step explanation:

Because 1 is either on top or on the bottom and 6 would be on the opposite side of 1 meanwhile the other numbers are on the sides

what is an expression equivalent to m^238/m^-79 in the form m^v, where v is an integer?

Answers

Answer:

[tex]m^{317}[/tex]

Step-by-step explanation:

In indices, the division postulate is true:

[tex]\frac{a^m}{a^n} = a^{m-n}[/tex]

Apply this to the question:

[tex]\frac{m^{238}}{m^{-79}} \\= m^{238-(-79)}\\= m ^{238+79}\\= m^{317}[/tex]

Hence the expression expressed in the form [tex]m^v \ is \ m^{317}[/tex]

(14x – 13)
(4x + 13)
(6x + 2)

Answers

Answer:

x = 7.416666667

Step-by-step explanation:

Set everything equal to 180 (the total # of degrees in a triangle)

180 = 14x-13 + 4x+13 + 6x+2

Combine the variables

180 = 24x - 13 + 13 + 2

Do the math

180 = 24x +2

178 = 24x

x = 7.416666667

A variable is, to put it simply, a quantity that can be altered and is not fixed. If the variables be (14x – 13), (4x + 13) and (6x + 2) then the value of x exists 7.416666667.

What is meant by variables?

An unknown numerical value in an equation or algebraic expression is represented by a symbol (typically a letter) in algebra. A variable is, to put it simply, a quantity that can be altered and is not fixed.

Let the variables be (14x – 13), (4x + 13) and (6x + 2).

Set all values to 180 (the sum of the triangle's degrees).

180 = (14x - 13) + (4x + 13) + (6x + 2)

180 = 14x - 13 + 4x + 13 + 6x + 2

simplifying the above equation, we get

180 = 24x - 13 + 13 + 2

180 = 24x +2

178 = 24x

Divide both sides of the equation by 24, we get

178/24 = 24x/24

x = 7.416666667

Therefore, the value of x = 7.416666667.

To learn more about variables refer to:

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Compare the ratios 4:5 and 16:20.
I need this quick

Answers

They are both 4/5 therefore they are the same ratio.
4:5 is just the simplified version of 16:20! Hope I helped!! :)

5/8 - 5/24

I am doing some homework my brain isnt working right now can someone help me out?

Answers

Answer:

5/12

Step-by-step explanation:

i just looked it up...

Answer:   5/12

====================================================

Explanation:

Multiply top and bottom of 5/8 by 3 to get 15/24

This means 5/8-5/24 is the same as 15/24-5/24

The denominators are the same, so we can subtract the numerators to have them placed over the common denominator

15/24 - 5/24 = (15-5)/24 = 10/24

Then we reduce by dividing each part of the fraction by the GCF 2

10/2 = 5

24/2 = 12

Meaning that 10/24 = 5/12

Note how multiplying top and bottom of 5/12 by 2 leads to 10/24 again.

So overall,

5/8 - 5/24 = 5/12

The earth's crust is:
1.broken into several plates
2.floating on top of the mantle
3.made of granite and basalt
4.all of the above

Answers

Answer:

Well ummmmm 1

Step-by-step explanation:

Answer:

All of the above because we know that the earths crust is above the mantle AND that there are several plates, and I read in an article that the earth is made of basalt and granite

I also got this right on a test in odsseyware:-)

Step-by-step explanation:

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