18-3b for b=4


please help ​

Answers

Answer 1

Answer:

im sorry I don't know I didn't do stuff like this in school


Related Questions

AB = 3(2x + 7), BC = 2x - 3, AC = 6x + 6

Answers

Answer:

^

Step-by-step explanation:

BE4.5 (LO 2), AP The ledger of Pitt Company contains the following balances: Owner's Capital $30,000, Owner's Drawings $2,000, Service Revenue $58,000, Salaries and Wages Expense $39,000, and Supplies Expense $7,000. Enter the balances in T-accounts, post the closing entries, and underline and balance the accounts. Journalize and post closing entries using the three-column form of account. T-accounts​

Answers

Based on the entries given, the balances when posted in T-accounts would be:

                                          Owner's Capital a/c

        Drawings                $2,000                    Balance c/d             $30,000

        Balance b/f            $40,000              Income summary        $12,000

                                      $42,000                                                  $42,000

                                               Service revenue a/c

                                                                           Cash                      $58,000

Profit and loss account        $58,000                                                            

                                              $58,000                                          $58,000

                                             Salaries and Wages

     Cash                                 $39,000           Income summary   $39,000

                                               $39,000                                             $39,000

                                             Supplies a/c

      Cash                               $ 7,000             Income summary  $7,000

                                               $7,000                                            $ 7,000

                                         Income summary a/c

      Salaries and wages       $39,000            Service revenue     $58,000

      Supplies expense           $7,000

     Capital a/c                      $12,000                                                            

                                           $58,000                                             $58,000

Journal entries will be:

Date              Account title                                            Debit         Credit

                     Owner's capital                                   $2,000

                     Drawings                                                                  $2,000

Date              Account title                                            Debit         Credit

                     Income summary                                $46,000

                      Salaries and wages expense                                  $39,000

                       Supplies expense                                                    $7,000

Date              Account title                                            Debit         Credit

                     Service revenue                                $58,000

                     Income summary                                                   $58,000

Date              Account title                                            Debit         Credit

                     Income summary                                    $12,000

                     Owner's capital                                                         $12,000

What would be the closing balances?

The closing balance will close off the temporary accounts which include expense accounts such as salaries and wages, and supplies. They will be sent to the Income summary account.

The owner's capital account will receive the profit for the period and will be debited for any drawings made. Accounts should always balance as shown above.

Find out more on closing account balances at https://brainly.com/question/24914390.

choose the ratio equivalent to 10/9

Answers

Answer:

30/27, 20/18...

Solution:There are infinitely many ratios equivalent to 10/9.Here are some of them:30/2720/18100/9060/54

Hope it helps.

Do comment if you have any query.

Prove that the value of the expression
(16^3–8^3)(4^3 +2^3) is divisible by 63.

Answers

Answer:

Step-by-step explanation:

16^3 - 8^3

Take out 8^3 as a common factor.

16^3 = 2^3 * 8^3

8^3(2^3 - 1)  

8^3(8 - 1) = 8^3 * 7

(4^3 + 2^3)     Expand

64 + 8            Combine

72

72 = 9 * 8

Conclusion

(8*3 * 7 )(9*8)

7*9 = 63

So any number containing 63 will divide into the reduced form of

(16^3–8^3)(4^3 +2^3)

Determine the domain of the function in the correct set notation. {x|x ∈ R, x ≠ –3} {x|x ∈ R, x ≠ 3} {x|x ∈ R, x ≠ 2} {x|x ∈ R, x ≠ –2}

Answers

Answer:

a on edg

Step-by-step explanation:

i just did the question

The correct set notation for the domain of the function is {x | x ∈ R, x ≠ 3}. Option {x | x ∈ R, x ≠ 3} is the correct answer.

The domain of a function is the set of all possible input values (x-values) for which the function is defined.

In this case, the given function is:

F(x) = (x - 4)/(x - 3)

The function is defined for all real numbers (x ∈ R) except when the denominator (x - 3) becomes zero, as division by zero is undefined.

Therefore, we need to find the value of x that makes the denominator zero and exclude that value from the domain.

The denominator becomes zero when:

x - 3 = 0

x = 3

So, the domain of the function is {x | x ∈ R, x ≠ 3}. This set notation means that the function is defined for all real numbers except x = 3. Thus, the correct set notation for the domain of the function is {x | x ∈ R, x ≠ 3}. Option {x | x ∈ R, x ≠ 3} is the correct answer.

To learn more about the domain;

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The complete question:

F(x) = (x - 4)/(x - 3)

Determine the domain of the function in the correct set notation. {x|x ∈ R, x ≠ –3} {x|x ∈ R, x ≠ 3} {x|x ∈ R, x ≠ 2} {x|x ∈ R, x ≠ –2}

what is the digit 9 in this number 195,487 ​

Answers

I’m sure its million
Hope this helps

Answer:

In this case the number 9 would be located in the tens of thousands.

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Thank you so much for participate in the community of Brainly.com

I hope help you :)

Kind regards, Antonio.

Which inequality doesn't belong?
5/4≤2 8.5≥0.95 8.5≤7 10.00≤100

Answers

Answer:

8.5 < 7

Step-by-step explanation:

8.5 is less than 7.

doesn't verify mathematically.

Find the solution to the system of equations.
3x + y + z = 6
3x - y + 2z=9
y+ Z=3
O A. x = 2, y=-1, z = 5
O B. x = 1, y = 0, z = 3
O C. x = 5, y = -2, z = 6
O D. x = 2, y = 1, z = 4

Answers

Answer:

  B.  x = 1, y = 0, z = 3

Step-by-step explanation:

Systems of linear equations are readily solved by a suitable calculator or spreadsheet. The attached calculator display shows the solution to be ...

  x = 1, y = 0, z = 3

__

There are several ways a calculator can solve these equations. The method shown here is to input the equations as an augmented matrix of their coefficients, and reduce it to row-echelon form. The right-most column of the reduced matrix is the set of variable values in the same order as the coefficients.

A graphing calculator can also be used to graph the equations. You may have to write one variable in terms of the others. (Here, it is convenient to let z=3-y.) The second attachment shows the solution (x, y) = (1, 0). This is sufficient to choose the correct answer. Or, you can finish the solution by substituting into the expression for z: z = 3 -y = 3 -0 = 3.

Many calculators will solve the system of equations after you enter it as presented in the problem statement.

⭐ Question 2
What is...
three times the sum of seven plus two divided by the square root of four
Hint: Try doing seven plus two first.

Answers

     using podmas rule:

P - parenthesisO - OrderD - DivisionM - MultiplicationA - AdditionS - subtraction

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

[tex]\dashrightarrow \sf 3 * (7+2) \ \div \ \sqrt{4}[/tex]

[tex]\dashrightarrow \sf 3 \ * \ 9\ \div \ \sqrt{4}[/tex]

[tex]\dashrightarrow \sf 3 \ * \ 9\ \div \ 2[/tex]

[tex]\dashrightarrow \sf 3 \ * \ 4.5[/tex]

[tex]\dashrightarrow \sf \ 13.5[/tex]

Answer:

13.5

Step-by-step explanation:

[tex]3*(7+2)/\sqrt{4}[/tex]

You use PEDMAS - priority of calculation

1) Paranthesis

2) Exponents

3) Divide or Multiple (whichever comes first, reading left to right)

4) Add or Subtract (whichever comes first, reading left to right)

so,

Parenthesis first:

[tex]7+2=9[/tex]

becomes

[tex]3*9/\sqrt{4}[/tex]

No exponents, so we skip this step

Left to right for multiply or divide: first comes multiply.

[tex]3*9 = 27[/tex]

becomes

[tex]27/\sqrt{4}[/tex]

Now, last one is divide:

[tex]27/\sqrt{4} = 27/2 = 13.5[/tex]

An electronics store reduced the price of a TV from $1100 to $946. What was the percent of decrease?

Answers

Answer:

14%

Step-by-step explanation:

946/1100 = 0.86

1 - 0.86 = 0.14 = 14%

Answer: 14%

Answer:

14% decrease

Step-by-step explanation:

Percentage Decrease = [ (Starting Value - Final Value) / |Starting Value| ] × 100

Percentage Decrease = [ (1100 - 946) / |1100| ] × 100

Percentage Decrease = [ (154) / |1100| ] × 100

Percentage Decrease = [ 0.14] × 100

Percentage Decrease = 14

Help please thank you

Answers

Put one unit at top and other unit bottom. X for unknown
5 gallon / 20 hours = x gallons / 48 hours

Cross multiply

20x = 5*48

20x = 240

X= 12

Answer:

12 gallons

Step-by-step explanation:

If cos Θ = -0.1, find the value of cos (Θ + 2π) + cos(Θ + 4π).

Answers

Answer:

  cos(Θ + 2π) + cos(Θ + 4π) = -0.2

Step-by-step explanation:

The cosine funciton is periodic with period 2π, so we have ...

  cos(Θ) = cos(Θ + 2π) = cos(Θ + 4π) = -0.1

__

The sum is ...

  cos (Θ + 2π) + cos(Θ + 4π) = -0.1 +(-0.1) = -0.2

A bakery sold 224 chocolate cupcakes in a day, which was 56% of the total number of cupcakes sold that day. How many total cupcakes did the bakery sell that day?

Answers

Hence, 440 cupcakes were sold on that day.

The bakery sold a total of 400 cupcakes that day, with 224 of them being chocolate cupcakes, representing 56 precent of the total.

Use the concept of percentage defined as:

A figure or ratio that may be stated as a fraction of 100 is a percentage. If we need to calculate a percentage of a number, we should divide it by its entirety and then multiply it by 100. The proportion, therefore, refers to a component per hundred.

Given that,

A bakery sold 224 chocolate cupcakes in a day.

The 224 chocolate cupcakes represent 56% of the total number of cupcakes sold that day.

To find the total number of cupcakes sold,

Use the percentage given and some simple math.

If 56% of the cupcakes sold were chocolate cupcakes and that amounts to 224 cupcakes,

Set up the following equation:

0.56 x Total number of cupcakes = 224 cupcakes

To find the total number of cupcakes,

Divide both sides of the equation by 0.56:

Total number of cupcakes = 224 cupcakes / 0.56

Calculating this,

The bakery sold a total of 400 cupcakes that day.

Learn more about the percentage visit:

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Please help me with math area finding​

Answers

Answer:

832.5

Step-by-step explanation:

if you multiply the height by the base and then divide by 2 you will get this answer (it's the formula)

Callie surveyed 50 people leaving the supermarket about the type of food they like. The table below shows the relative frequency
of the rows.
Does Not
Like Italian
Total
Like Italian
Like Chinese
1.00
Does Not
0.35
1.00
Like Chinese
Total
1.00
0.4
0.6
0.65
0.5
0.5
Based on this information, complete the two-way table below.
Like Italian
Does Not
Like Italian
Total
30
Like Chinese
Does Not
Like Chinese
Total
20
25
25
50
Reset
Submit
O 2022 Edmentum. All rights reserved

Answers

Answer:

left to right

  12 18

  13 7

Step-by-step explanation:

i got it wrong for the answer

Pleeeeeeeeeseee help meee!!!

Answers

Answer:

y= 44

Step-by-step explanation:

you know 4y so just

×11 and you get 44

Make r the subject of t =6r^2 + 12t

Answers

[tex]\sf \dashrightarrow t = 6r^2 + 12t[/tex]

[tex]\sf \dashrightarrow -6r^2 = 12t-t[/tex]

[tex]\sf \dashrightarrow -6r^2 = 11t[/tex]

[tex]\sf \dashrightarrow 6r^2 = -11t[/tex]

[tex]\sf \dashrightarrow r^2 = -\dfrac{11t}{6}[/tex]

[tex]\sf \dashrightarrow r = \pm \sqrt{-\dfrac{11t}{6} }[/tex]

[tex]\dashrightarrow \sf r=\pm i\sqrt{\dfrac{11t}{6}}[/tex]

It is possible that a distribution of data may not actually contain one of the measures of central tendency. Which one might that be?
Question 3 options:

Range

Mode

Mean

Median

Answers

Mean I think would be the answer
Hope this helps

Answer:

Mode

Step-by-step explanation:

PLATO users. There will always be a MEDIAN because there is always a middle number. There will always be a MEAN because you add the numbers. There will always be a RANGE because there is a high and a low number. There will sometime be no MODE if there is no reoccurring numbers.

IMPORTANT: Jamie says that the expressions 6x-2x+4 and 4(x+1)are not equivalent because one expression has a term that is subtracted and the other does not. Do you agree? Explain.

20 pts and Brainliest!

I need an answer similar to how this answer looks:

Yes, because in the expression 2(2n-1) you will first need to multiply 2 by 2n, your result is 4n, and then you multiply 2 by 1, you get 2, so the answer will be 4n-2, as mentioned up in the problem. So yes, Chris is correct.

Answers

Answer:

The reasoning of Jamie is incorrect

Step-by-step explanation:

No, because in the expression 4(x+1)  you will first need to multiply 4 by x, your result is 4x, and then you multiply 4 by 1, you get 4, so the answer will be 4x+4, as mentioned up in the problem.

Also in the expression 6x-2x+4  ,you will first need to subtract 2x from  6x, your result is 4x ,and then you add 4 , so the answer will be 4x + 4

Finally,we obtain

6x-2x+4 = 4x + 4 and 4(x+1) = 4x + 4

Conclusion:

The reasoning of Jamie is NOT correct.

Answer:

Np Jamie is wrong

Step-by-step explanation:

No, because in the phrase 4(x+1), you must first multiply 4 by x, which gives you 4x, and then multiply 4 by 1 to get 4, giving you 4x+4, also, in the phrase 6x-2x+4, you must subtract 2x from 6x to get 4x, and then add 4 to get 4x + 4x.

Our final solution is:

4(x+1) = 4x + 4 and 6x-2x+4 = 4x + 4

please say the answer step by step
2(10-4)2square+8

Answers

Answer: it is 80

Step-by-step explanation: here are the steps .
2(6)²+8
2×36+8
72 +8=80
So we made 6 to the power of 2 is 36 so 36 times 2 equals 72 so 72 plus 8 equals 80 . Hope this helps buddy. Please mark brainliest

Find m RS
I NEED HELP PLS!!!!

Answers

Applying the chord theorem, since chords RS and TU are equal, then the measure of arc RS is: 106°.

What is the Chord Theorem?

The chord theorem states that if two chords in a circle are equal in length, then their corresponding minor arcs will also be equal in measure.

Since chords RS = TU, therefore:

m(RS) = m(TU)

Substitute

8x - 14 = 7x + 1

8x - 7x = 14 + 1

x = 15

m(RS) = 8x - 14

Plug in the value of x

m(RS) = 8(15) - 14

m(RS) = 106°

Learn more about chord theorem on:

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The number of ways 4 chairs can be arranged.

Answers

Answer:

24 arrangements.

Step-by-step explanation:

ive done this before

Find the percent of change 7 players to 10 players

Answers

70%

hope it really helps...!!!

Find QR.
Write your answer as an integer or as a decimal rounded to the nearest tenth.

Answers

Answer:

QR ≈ 9.1

Step-by-step explanation:

using the cosine ratio in the right triangle

cos49° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{PR}{QR}[/tex] = [tex]\frac{6}{QR}[/tex] ( multiply both sides by QR )

QR × cos49° = 6 ( divide both sides by cos49° )

QR = [tex]\frac{6}{cos49}[/tex] ≈ 9.1 ( to the nearest tenth )

find x in the right triangle

Answers

Answer:

C. √147

Step-by-step explanation:

Set the values of the triangle up in the Pythagorean Theorem.

a² + b² = c²

x² + 7² = 14²

Take 7 and 14 to the power of 2.

x² + 49 = 196

Subtract 49 from both sides.

x² = 147

Take the square root of both sides. There will only be one answer since lengths cannot be negative.

x = √147

Answer:

C

Step-by-step explanation:

using Pythagoras' identity in the right triangle.

the square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is

x² + 7² = 14²

x² + 49 = 196 ( subtract 49 from both sides )

x² = 147 ( take square root of both sides )

x = [tex]\sqrt{147}[/tex]

Nancy and Kevin collect coins. Nancy has x coins. Kevin has 9 coins fewer than five times the number of coins Nancy has. Write and simplify an expression for the total number of coins Nancy and Kevin have.

Answers

Answer:

x + (5x-9)

Step-by-step explanation:

x stands for the number of coins Nancy has

Kevin has 9 less than 5 times what Nancy has, so his part of the expression is 5x-9

To find the total number of coins they have, you have to add Nancy's number of coins x plus Kevin's number of coins 5x-9

x + (5x-9)

But you have to put parentheses around Kevin's 5x-9 so that part of the expression is calculated first, as per order of operations

A simple random sample of 100 8th graders at a large suburban middle school indicated that 83% of them are involved with some type of after school activity. Find the 99% confidence interval that estimates the proportion of them that are involved in an after school activity. a) (0.733, 0.927) b) (0.653, 0.927) c) (0.633, 0.877) d) (0.783, 0.788) e) (0.733, 0.727) f) None of the above

Answers

Using the z-distribution, as we are working with a proportion, the 99% confidence interval is given by:

a) (0.733, 0.927).

What is a confidence interval of proportions?

A confidence interval of proportions is given by:

[tex]\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}[/tex]

In which:

[tex]\pi[/tex] is the sample proportion.z is the critical value.n is the sample size.

In this problem, we have a 99% confidence level, hence[tex]\alpha = 0.99[/tex], z is the value of Z that has a p-value of [tex]\frac{1+0.99}{2} = 0.995[/tex], so the critical value is z = 2.575.

The other parameters are p = 0.83, n = 100, hence the bounds of the interval are given as follows.

[tex]\pi - z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.83 - 2.575\sqrt{\frac{0.83(0.17)}{100}} = 0.733[/tex]

[tex]\pi + z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.83 + 2.575\sqrt{\frac{0.83(0.17)}{100}} = 0.927[/tex]

Hence option a is correct.

More can be learned about the z-distribution at https://brainly.com/question/25890103

Please Help!!! . . . .

Answers

Answer:

10) a

11) the second step wound be to solve for -5^2

What is the image point of (-4, 2) after a translationm left 2 units and up 3 units?

Answers

Answer:

(-6,5)

Step-by-step explanation:

left 2 = x-2

up 3= y+3

given sin(theta) = -8/17 and pi (Picture of the problem below) (answers in picture below)

Answers

Answer:

  (d)  240/289

Step-by-step explanation:

The trig identity for the sine of a double angle can be used to find the desired value.

  sin(2θ) = 2sin(θ)cos(θ)

__

The cosine of this 3rd-quadrant angle is negative:

  cos(θ) = -√(1 -(-8/17)²) = -(√(289 -64))/17 = -15/17

Then the desired sine value is ...

  sin(2θ) = 2(-8/17)(-15/17) = 240/289

_____

Additional comment

The attached calculator result comes from the principal value of the arcsine function resulting in a 4th-quadrant angle for negative sine values. Double that angle will still be a 4th-quadrant angle. When the translation is made to the appropriate quadrant, the desired double angle will be a 1st-quadrant angle with a positive sine.

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