please help! find x and y

Please Help! Find X And Y

Answers

Answer 1

Answer:

Step-by-step explanation:

[tex]\dfrac{3+x}3=\dfrac{20}5\\\\3+x = 4\cdot3\\\\x=12-3 \\\\x= 9[/tex]                               [tex]\dfrac{4+y}4=\dfrac{20}5\\\\4+y= 4\cdot4\\\\y=16-4 \\\\y=12[/tex]

[tex]\dfrac{3+x+u}3=\dfrac{60}5\\\\3+9+u=12\cdot3\\\\u=36-12 \\\\u=24[/tex]                      [tex]\dfrac{4+y+v}4=\dfrac{60}5\\\\4+12+v=12\cdot4\\\\v=48-16 \\\\v=32[/tex]


Related Questions

Select all numbers that are in the range.
-3
-2
-1
0
1
2

Answers

Answer: -2, 0, and 2.

Step-by-step explanation: You are given the relation R = {(-3, -2), (-3, 0), (-1, 2), (1, 2)} The domain of the relation are all possible inputs and the range of the relation are all possible outputs. So, the inputs are : -3,-1,1; and the outputs are : -2,0,2. As a result, the domain is : -3,-1,1; and the range is : -2,0,2.

the numbers that are in the range of the relation R are -2, 0, and 2.

To determine the numbers that are in the range of the given relation R, we need to identify the second components (y-values) of each ordered pair in the relation.

The range of a relation consists of all the unique y-values that are paired with x-values in the relation.

For the given relation R = {(-3, -2), (-3, 0), (-1, 2), (1, 2)}, the second components (y-values) are:

-2, 0, 2, 2.

To find the numbers that are in the range, we look for the unique values among these y-values:

-2, 0, 2.

Therefore, the numbers that are in the range of the relation R are -2, 0, and 2.

Learn more about range here

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Complete question is below

R = {(-3, -2), (-3, 0), (-1, 2), (1, 2)} Select all numbers that are in the range.

-3

-2

-1

0

1

2

Is that right? please help me brainlest go to the best answer...

Answers

Answer:

This is not a function.

Step-by-step explanation:

A function by definition will map one element of the domain to one element of the range.  In this example, we would need one element of A to match one element of B for all elements of A.

Note, there are two elements in set A that map to one element in set B, while one element in set B has no mapping from any element in set A.

Cheers.

you accidentally dropped a coin from the top of 10 stairs. what is the probability that it will land on the 4th step facing up

Answers

Answer:

Step-by-step explanation:

1/10 * 1/4 = 1/14

1/2 because there is a 50/50% chance its either heads or tails

What equation represents the line that is perpendicular to 3x+2y=-4 and passes through the point (-6,0)?

Answers

Answer:

Step-by-step explanation:

2y = -3x - 4

y = -3/2x - 2

perp.:2/3

y - 0 = 2/3(x + 6)

y = 2/3x + 4

what is negative 10 multiplied by negative 9

Answers

Answer:

90      hehehhehhhe

Step-by-step explanation:

Answer:90because there are two negatives and that would make a positive believe u just multiply and ignore the negatives.:)

Step-by-step explanation:

Lía gana $450 por semana más un 5% de comisión sobre sus ventas. Espera ganar al menos $600 cada semana. Escribe una desigualdad para representar la descripción verbal

Answers

Answer:

[tex]\$\,450+0.05\cdot V \geq \$\,600[/tex]

Step-by-step explanation:

El salario semanal es la suma de un coste fijo y un coste variable en función de las ventas logradas. El enunciado puede traducirse en la siguiente desigualdad:

[tex]\$\,450+0.05\cdot V \geq \$\,600[/tex]

Donde [tex]V[/tex] es el monto semanal de ventas, medido en pesos.

On average, Jim hearts beat 75 times per minute. Calculate the number of times his heart beats during 50 weeks

Answers

Answer:

37800000

Step-by-step explanation:

75 x 60 = 4500

4500 x 24 = 108000

108000 x 7 = 756000

756000 x 50 = 37800000

Will had $4355.19 in his checking account. He writes checks for $1,204.90 and $890.99. How much does Will have left in his account?

Answers

Answer:

$2259.30

Step-by-step explanation:

If will started with 4355.19$ in his checking account and wrote two checks, that mean he has taken money out of his account (subtraction operation).  We can represent this with the expression:

4355.19 -1204.90 - 890.99

Using this expression, we can simplify to find the remainder of money Will has in his account once the two checks clear.

4355.19 - 1204.90 - 890.99

= 4355.19 - (1204.90 + 890.99)

= 4355.19 - (2095.89)

= 2259.30

So once the two checks Will wrote clears, he will have $2259.30 left in his checking account.

Cheers.

Answer:

$2259.28

Step-by-step explanation:

Will have $4355.19

Check writes ($1204.90+$890.99)

                      = $2098.89

Will have left in his account ( $4355.19 - $2098.89)

                                               = $2259.28 (ans.)

PLEASE help me. I am stuck on this question for a long time.

Answers

Answer:

d

Step-by-step explanation:

On average, the high school students' times were lower, so the mean of the high school students' times was lower.

We don't know enough about the actual results to know any more than that.

Answer: d

select the ratios simplest form is 8/7

Answers

Answer:

The ratio can be 16:14 whose simplest form is 8/7

Hope this helps (O^O)

Answer:

convert it into a mixed number 1 1/7

15-8x Choose ALL of the statements that are TRUE. The factors are 8 and x. The coefficient is -8. The constant is -8. The terms are 15 and -8x. The coefficient is 15. The constant is 15.

Answers

3 Answers:Coefficient is -8Terms are 15 and -8xConstant is 15

Explanation:

The coefficient is the number just to the left of the variable. So that's why -8 is the coefficient for -8x. This is the variable term while 15 is the constant (it has no variable multiplied with it). The two terms are 15 and -8x since we can write 15-8x as 15+(-8x). Terms are separated by a plus sign.

What does four x plus five equal to?

Answers

Step-by-step explanation:

im srry if it doesnt help...

the market price of an article is rs 6000 13 percentage vat is levied after allowing 15 percent discount an the article what will be the price of the article find it also find the amount of vat​

Answers

Answer:

[tex] \boxed{ \bold{ \sf{Price \: of \: the \: article = \: Rs \: 6678.3}}}[/tex]

[tex] \boxed{ \bold{ \sf{Vat \: amount = \: \: Rs \: 768.3}}}[/tex]

Step-by-step explanation:

Given,

Marked Price ( MP ) = Rs 6000

Vat percent = 13 %

Discount percent = 15%

▪️Finding the discount amount

Discount amount = Discount % of MP

= 15 % of 6000

= Rs 900

▪️Finding the selling price

Selling price ( SP )= Marked price - Discount amount

= Rs 6000 - Rs 900

= Rs 5910

▪️Finding the vat amount

Vat amount = Vat % of SP

= 13 % of 5910

= Rs 768.3

▪️Finding SP with VAT

SP with vat = SP + vat amount

= Rs 5910 + Rs 768.3

= Rs 6678.3

Hope I helped!

Best regards!

Express the interval set builder notation

Answers

Answer:

{x | -1 < x ≤ 2}

Step-by-step explanation:

Interval given in the notation of (a, b) denotes,

Upper limit at 'b' and lower limit at 'a'

Sign () denotes the interval between a and b exclusive of the numbers a and b.

Interval given as [a, b] represents,

a = lower limit

b = higher limit

Notation of [] show the interval inclusive of these numbers.

Given set in the question is (-1, 2]

Here (-1) is the lower limit and 2 is the upper limit.

(] notation shows exclusive of (-1) and inclusive of 2.

Therefore, solution set in set-builder notation will be {x | -1 < x ≤ 2}

the c of a shirt a less than $27.50

Answers

Answer:

See Below:

Step-by-step explanation:

C(Shirt) < 27.50

Write an algebraic expression that models the situation "You had 250 minutes left on your cell phone, and you talk an hour a week." Use w to represent the number of weeks. A. 250 + 60w B. 250 minus left parenthesis 7 right parenthesis left parenthesis 60 right parenthesis w C. 250 minus 60w D. 250 + 7w

Answers

Answer:

C. 250-60w

Step-by-step explanation:

answer this plz and tank u​

Answers

Answer:

3x+3

Step-by-step explanation:

You would just add the three sides so you would get x-3+x+x+6 and when you simplify you would get 3x+3 which would be the answer

Answer:

3x + 3

Step-by-step explanation:

x - 3 + x + x + 6

3x - 3 + 6

3x + 3

Which statement about this system of equations is true? A. The system has no solution. B. The system has a unique solution at (0,6). C. The system has a unique solution at (0,-4). D. The system has infinitely many solutions.

Answers

Answer:

A. The system has no solutions

Step-by-step explanation:

Step 1: Check to see if the 2 lines share 1 slope

slope of blue line = [tex]\frac{y2-y1}{x2-x1} =\frac{7-6}{3-0}=\frac{1}{3}[/tex]

slope of red line = [tex]\frac{y2-y1}{x2-x1} =\frac{-3-(-4)}{3-0}=\frac{1}{3}[/tex]

Step 2: Realize that lines with the same slope never touch

We know lines with the same slope are parallel to each other so they won't collide

Step 3: Know what the question is asking you

When they ask for solutions to the system of equations they are asking you to find out where they intersect

Step 4: Find answer

Because we know this is a parallel line they will never intersect causing this system to never have an answer or solution

Therefore the answer is A. The system has no solutions

Answer:

[tex]\huge \boxed{\mathrm{Option \ A}}[/tex]

Step-by-step explanation:

For the system of equations to have solutions, the two equations have to intersect on the graph.

The two lines on the graph never intersect, therefore there are no solutions for the system of equations.

please someone help....

Answers

Answer:

Box 1

Step-by-step explanation:

If you look carefully, you will notice that Boxes 2, 3, and 4 are all equations. We know this because they all have the "=" sign. On the other hand, Box 1 is an expression. We know this because it doesn't have an "=" sign. Therefore, Box 1 is the odd one out.

2, 3,4 all all equations because it have “=“ but number 1 doesn’t

ab + c = d solve for b

Answers

Answer:

[tex]\boxed{\boxed{b=\frac{d-c}{a}; a\neq 0}}[/tex]

Step-by-step explanation:

[tex]ab+c=d\\\\ab+c-c=d-c\\\\ab=d-c\\\\\frac{ab=d-c}{a}\\\\ \boxed{b=\frac{d-c}{a}; a\neq 0}[/tex]

NEED HELP ASAP PLEASE AND THANK YOU!!!

Answers

1. there is one solution
2. the solution is (3, 5)

the sum of a two digit number is 4. if the order of the digits are reversed, the result is a number that exceeds the original number by 18. find the number

Answers

Answer:

13

Step-by-step explanation:

Hello, we can write a two digit number 'ab' as 10 * a + b, where a and ba are two integer between 0 and 9.

For instance, 54= 50 + 4 = 5 *10 + 4, a = 5 b = 4, right?

The sum of a two digit number is 4.

a + b = 4

If the order of the digits are reversed, the result is a number that exceeds the original number by 18.

10b + a = 10a + b + 18

9b = 9a + 18

b = a + 2

We can replace in the first equation,

a + a + 2 = 4

2a = 2

a = 1

and then, b = 3

So the number is 13.

thank you

What are the solutions to this equation 2(6X² + 5x) =12

Answers

Answer:

x = - [tex]\frac{3}{2}[/tex], x = [tex]\frac{2}{3}[/tex]

Step-by-step explanation:

Given

2(6x² + 5x) = 12 ( divide both sides by 2 )

6x² + 5x = 6 ( subtract 6 from both sides )

6x² + 5x - 6 = 0 ← in standard form

(2x + 3)(3x - 2) = 0 ← in factored form

Equate each factor to zero and solve for x

2x + 3 = 0 ⇒ 2x = - 3 ⇒ x = - [tex]\frac{3}{2}[/tex]

3x - 2 = 0 ⇒ 3x = 2 ⇒ x = [tex]\frac{2}{3}[/tex]

Find two consecutive even integers such that 5 times their sum is 26 more than their product. (Enter your answers as a comma-separated list.)

Answers

Answer:

The two consecutive even integers = (4, 6)

Step-by-step explanation:

We are asked in the question to find two consecutive even integers such that 5 times their sum is 26 more than their product.

Two consecutive even integers is represented as: x, x + 2

Five times their sum is 26 more than their products

5( x + x + 2) = [x × (x + 2)] + 26

5( 2x + 2) = (x² + 2x) + 26

10x + 10 = (x² + 2x ) + 26

x² + 2x + 26 - 10x - 10 = 0

x² - 8x + 16 = 0

We factorise

x² - 4x - 4x + 16 = 0

(x² - 4x) -(4x + 16) = 0

x(x - 4) -4(x - 4) = 0

(x - 4)(x - 4) = 0

(x - 4)²

Hence

x - 4 = 0

x = 4

Since, we know that two consecutive even integers = (x , x + 2)

First even integer = x = 4

Second even integer = x + 2 = 4 + 2

= 6

Therefore, the two consecutive even integers = (4, 6)

What is k divided by 11 is 7? ​

Answers

Answer:

k = 77

Step-by-step explanation:

k ÷ 11 = 7

We can reverse the equation to 7 x 11 =k

Using the multiplication tables, we know that 7 x 11 is 77

Therefore:

k = 77

Plug it in:

77 ÷ 11 = 7

Answer:

77

Step-by-step explanation:

K ÷ 11 = 7

K = 7 × 11

K = 77

K is 77

The number of birds (b) in a park increases when the number of dogs in the park (d) decreases. Write the correct equation for this scenario, and solve for the number of birds when there are 10 dogs.

Answers

Complete question :

The number of birds (b) in a park increases when the number of dogs in the park (d) decreases. Write the correct equation for this scenario, and solve for the number of birds when there are 10 dogs.

Dogs(d) - - birds(b)

40 - - - - - - 10

50 - - - - - - 8

Answer:

b = k/d ; 40

Step-by-step explanation:

From the table:

Dogs(d) - - birds(b)

40 - - - - - - 10

50 - - - - - - 8

The number of birds(b) in a park increases when the number of dogs (d) decreases.

Hence we can infer that an inverse relationship exists between them.

Number of birds(b) ∝ 1 / number of birds

b ∝ 1 / d

b = k/d

k = (b × d)

Where k is the proportionality constant

When d = 40, b = 10

Solve for k

k = (40 * 10)

k = 400

Therefore, number of birds(b), when there are 10 dogs;

b = k/d

k = 400, d = 10

b = 400 / 10

b = 40

40 birds when dogs = 10

The angle of elevation of the sun is 24°. What is the length of the shadow cast by a person 1.82 m tall?

Answers

Answer:

4.09 m

Step-by-step explanation:

Let the length of the shadow cast by a person be x m.

[tex] \tan \: 24 \degree = \frac{height \: of \: person}{length \: of \: the \: shadow} \\ \\ 0.4452286853 = \frac{1.82}{x} \\ \\ x = \frac{1.82}{0.4452286853} \\ \\ x = 4.08778693 \: m \\ x = 4.09 \: m[/tex]

evaluate the expression

Answers

Your answer is this >

I need some help. If you can.

Answers

Answer:

[tex]2 \frac{59}{72}[/tex]

Step-by-step explanation:

3 3/8 = 3 + 3/8 = 24/8 + 3/8 = 27/8

then:

-5/9 + 3 3/8 = -5/9 + 27/8

= -40/72 + 243/72

= 203/72

203/72 = 144/72 + 59/72 = 2 + 59/72

= 2 59/72

Write each number in standard notation 2.7 time 10 to the 8 please explain step by step

Answers

Answer:

270,000,000

Step-by-step explanation:

2.7 time 10 to the 8 means 2.7*10⁸ in scientific notation

To put it in standard notation

Multiply 2.7 by 10⁸, which is 100,000,000

2.7*100,000,000 = 270,000,000
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