The length of a rectangle is 6 inches longer than its width. the perimeter of the rectangle is 28 inches. if x represents the width of the rectangle, which equation can be used to find its value?

Answers

Answer 1

I hope choice must be given so that we can select which equation can be used to find its value.

I am showing the steps for this problem.

Given that, x represents the width of the rectangle and the perimeter of the rectangle is 28 inches.

Let's assume y represent the length of the rectangle.

Formula to find the perimeter of a rectangle is,

p= 2 * length + 2 * width.

Hence, we can set up an equation as following.

2 y + 2x = 28.

Hope this is your question, if not I think you will, still be able to

find an answer of your question based on this solution.

Hope this helps you!.

Answer 2

Answer: The answer is 2 × (6 + x) + 2 × x = 28.

Step-by-step explanation:  Given that the length of a rectangle is 6 inches longer than its width. the perimeter of the rectangle is 28 inches. if x represents the width of the rectangle, then we are to find the equation that finds the value of 'x'.

Since width of the rectangle is 'x' inches and length is 6 inches longer than the width, so length will be (6 + x) inches.

Also, perimeter is 28 inches, therefore, we have

[tex]2\times(6+x)+2\times x=28\\\\\Rightarrow 6+x+x=14\\\\\Rightarrow 2x=8\\\\\Rightarrow x=4.[/tex]

Thus, the value of x is 4 inches, hence width = 4 inches and length = 4 + 6 = 10 inches.


Related Questions

Find all points of extrema on the interval [0, 2π] if y= x + sinx. ...?

Answers

dy/dx = 1 + cos(x). To find all extrema in [0, 2π], we set dy/dx = 0 to obtain: 0 = 1 + cos(x) ==> cos(x) = -1. This gives a solution of x = π on [0, 2π]. Therefore, the extrema on the intervals [0, 2π] is at x = π, which produces a point of (π, π). I hope this helps! θ βяια
 By taking derivatives: 

dy/dx = 1 + cos(x). 

To find all extrema in [0, 2π], we set dy/dx = 0 to obtain: 

0 = 1 + cos(x) 
==> cos(x) = -1. 

This gives a solution of x = π on [0, 2π]. 

Therefore, the extrema on the intervals [0, 2π] is at x = π, which produces a point of (π, π). 

I hope this helps!

Round off or add zero to the following calculated answers to give a final answer with three significant figures: 0.00001258 L ...?

Answers

Final answer:

To round off or add zero to the calculated answer of 0.00001258 L and give a final answer with three significant figures, round up the last significant figure to 6.

Explanation:

In order to round off or add zero to the calculated answer and give a final answer with three significant figures, follow these steps:

Start with the calculated answer: 0.00001258 LCount the number of significant figures in the given number, which is 5. Since we want to round to three significant figures, we need to round off or add zero to the answer to make it have three significant figures.In this case, the first three significant figures are 1, 2, and 5. The next digit is 8, which is greater than 5. Therefore, we round up the last significant figure to 6.The final answer, rounded off to three significant figures, is 0.0000126 L.

Final answer:

To round off or add zero to the calculated answer to give a final answer with three significant figures, consider the following: For the value 0.00001258 L, the third significant figure is 5. Since the digit after the third significant figure (8) is greater than or equal to 5, we round up the third significant figure. Therefore, the final answer is 0.0000126 L.

Explanation:

To round off or add zero to the calculated answer to give a final answer with three significant figures, consider the following:

For the value 0.00001258 L, the third significant figure is 5. Since the digit after the third significant figure (8) is greater than or equal to 5, we round up the third significant figure. Therefore, the final answer is 0.0000126 L.

A jet flies 600 kilometers in 3/4 of an hour.how far can this jet fly n 1/ hour

Answers

600 divided by 45 is 13.3 which is how many km per minute.

13.3 x 60 = 800

hope I helped xx

Which algebraic expression is a polynomial with a degree of 2?

Answers

I do not see an attachment, but it is really quite simple. All you need to do is find the polynomial where its highest exponent would be 2. For example:

x³+x²+6x-9 would be wrong because the highest exponent is three.

However, x²+8x-6 is correct because the highest exponent is 2. Very simple.

m<s=30°,mRS(arch)=84 degrees and RU is tangent to the circle at R. Find m<U. The figure is not drawn to scale.

A) 27°
B) 12°
C) 54°
D) 24°

Answers

Answer:

B. [tex]12^{\circ}[/tex]

Step-by-step explanation:

We have been given an image of a circle. We are asked to find the measure of angle U.

We have been given that measure of angle 's' is 30 degrees, so the measure of arc RT will be 2 times the measure of angle 's' as angle 's' is inscribed angle of arc RT.

[tex]\text{Measure of arc RT}=2\times 30^{\circ}[/tex]

[tex]\text{Measure of arc RT}=60^{\circ}[/tex]

We know that the measure of angle formed by intersecting secant and tangent outside a circle is half the difference of intercepted arcs.

Using Secant-tangent theorem, we can set an equation to find the measure of angle U as:

[tex]m\angle U=\frac{1}{2}\times (\text{Measure of arc RS}-\text{Measure of arc RT})[/tex]

Substituting the given values in above equation we will get,

[tex]m\angle U=\frac{1}{2}\times(84^{\circ}-60^{\circ})[/tex]

[tex]m\angle U=\frac{1}{2}\times(24^{\circ})[/tex]

[tex]m\angle U=12^{\circ}[/tex]

Therefore, the measure of angle U is 12 degrees and option B is the correct choice.

For a snack, Sameer ate a plum with 32 calories and several strawberries with 4 calories each. If the total number of calories in Sameer’s snack was 56, how many strawberries did he eat?

Answers

He would of ate 6  strawberries 

The number of strawberries Sameer ate is 6.

Given that, Sameer ate a plum with 32 calories and several strawberries with 4 calories each. The total number of calories in Sameer’s snack was 56.

What is a unitary method?

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

Now, remaining calories=Total number of calories - Number of calories in plum

=56-32=24

Number of strawberries=24/4 =6

Therefore, the number of strawberries Sameer ate is 6.

To learn more about a unitary method visit:

https://brainly.com/question/22056199.

#SPJ6

Divide and simplify.

(24a^3)/(35b^2) divided by (16a)/(14b^3)

A. (12a)/(35b)
B. (5a^2b)/(3)
C. (4a^2)/(5b)
D. (3a^2b)/(5)

Answers

The last one is the correct one.


What is the coefficient of the term of degree 1 in the polynomial below?

4x2 + 3x9 - 6x3 + 5x - 8

A. -6
B. 4
C. 5
D. -8 ...?

Answers

The right answer is 5.

The number of people waiting in a line to buy tickets x minutes after a ticket booth opened is given by the expression 70 − 5x.

What does the value 70 represent?

A. the number of people in the line when the ticket booth opened

B. the number of people who bought tickets every minute

C. the number of minutes it takes to sell all the tickets

D. the total number of tickets available

Answers

The believe the answer would be A!

The 70 represents the no of people in the line at the time when the ticket booth is opened.

Given that,

The time is in minutes.And, the given expression is 70 - 5x.

Based on the above information, the 70 shows that the number of people at the time when the ticket booth is opened.

Therefore, the other options are wrong.

Thus we can conclude that the 70 represents the no of people in the line at the time when the ticket booth is opened.

Learn more: brainly.com/question/22401678

A polynomial function has a zero at x=3 which of the follwing expressions must be one factor of the polynomial. A. x + 3 b. 3x C. x^3 D. x - 3 but could you explain how to do it so i can do it on my own! ...?

Answers

Answer:  The correct option is (D) (x - 3).

Step-by-step explanation:  Given that a polynomial function has a zero at x = 3.

We are to select the correct expression that must be a factor of the polynomial.

FACTOR THEOREM :   The theorem states that if x = a is a zero of a polynomial p(x), then (x - a) will be a factor of the polynomial p(x).

In case of our given polynomial, since x = 3 is a zero of the polynomial, so by factor theorem, we can say that

(x - 3) is a factor of the given polynomial.

Thus, the required factor is (x - 3).

Option (D) is CORRECT.

Stephanie can type around 70 words per minute. She has less than a week to type her final research paper. If the paper has to be at least 15 pages long and each page has about 350 words, how many hours should Stephanie set aside to type her assignment?Show your work to receive full credit.

Answers

The answer is 1.25 hours.

STEP 1.
Each page has about 350 words:    1 page - 350 words
15 pages is x words:                         15 pages - x words
1 : 350 = 15 : x
x = 15 * 350 : 1 = 5250

So, she has to type at least 5250 words.

STEP 2:
Stephanie can type around 70 words per minute:     70 words - 1 minute
x words in 1 hour = 60 minute:                                        x words - 60 minute

70 : 1 = x : 60
x = 70 * 60 : 1 = 4200

So, she types around 4200 words per hour.


STEP 3:
Now we have:
- she has to type at least 5250 words
- she types around 4200 words per hour

5250 : x = 4200 : 1
x = 5250 * 1 : 4200 = 1.25 hours

Which is a prime number 29,51,81,93?

Answers

29 is the prime number

Answer:

29

Step-by-step explanation:

29 is only divisible by 1 and itself.

What is the value of 0.15 divided by .05

Answers

.15÷.05= 3

Because 15÷5=3

Determine the total annual FICA tax for an annual salary of $110,330. Use $106,800 for maximum taxable earningsa.$822.14b.$844.02c.$8,221.39d.$8,440.24

Answers

the answer is $8,221.39

The function T(n) is defined below. Which of the following are equal to T(8)? Check all that apply.

T(n) = 4n - 5







A.

27








B.

37








C.

T(5) + T(3)








D.

T(7) + 4

Answers

A and possibly D. Hope this helps!

Which of the following is a solution to the inequality below?

-6x2 + 20x - 17 > y
A. (0,0)
B. (2,-2)
C. (1,5)
D. (5,2)

Answers

the answer is
 none of A, B, C and D is solution of -6x2 + 20x - 17 > y

Given the function f(x) = x2 and k = –1, which of the following represents a function opening downward?

A. f(x) + k
B.kf(x)
C. f(x + k)
D. f(kx)

Answers

f(x) = ax2+bx+c, is quadratic equation
function opening downward if the a<0, 
kf(x) = -x², a= -1<0  
so the answer is B.kf(x) 

Answer:

kf(x)

Step-by-step explanation:

I got it right.

Which choices listed below indicate that a linear model is not the best fit for a dataset? Choose all that apply.
(3 options)
• Scatterplot shows a strong linear pattern.
• Scatterplot shows a curve pattern.
• Residual plot shows a curve pattern.
• Residual plot shows no pattern.
• Correlation coefficient is close to 1 or –1.
• Coefficient of determination is close to 1 or –

Answers

The following indicate that a linear model is not the best fit for a dataset:

Scatterplot shows a curve pattern. 
• Residual plot shows no pattern. 
Correlation coefficient is close to 1 or –1. 


I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!

Which expression is equivalent to 4√32⋅√2 ?

Answers

[tex]4\sqrt{32}\times\sqrt{2}\rightarrow4\sqrt{32\times2}[/tex] because two square rooted numbers multiplied together equals the square root of the radicands (the number under a square root symbol is the "radicand"

so now you have: [tex]4\sqrt{64}=4\times(\pm8)[/tex]
Depending on the choices, you can have either [tex]4\times8=32[/tex] or [tex]4\times(-8)=-32[/tex]

Crystal earns $5.25 per hour mowing lawns. Write a rule to describe how the amount of money m earned is a function of the number of hours h spent mowing lawns. How much does Crystal earn if she works 2 hours and 15 minutes?

Answers

The equation is:
m = 5.25*h

If she works 2 hours and 15 minutes she will earn:

first we need to convert hours and minutes in decimal hours.
2 hours and 15 minutes = 2,25 hours

m = 5,25* 2,25 = $11.8125

Answer:

m(h)= 5.25h; 11.81

11.81 is the answer

In the drawing, six out of every 10 tickets are winning tickets. Of the winning tickets, one out of every three awards is a larger prize.

What is the probability that a ticket that is randomly chosen will award a larger prize?

Answers

Answer:

The probability that a ticket that is randomly chosen will award a larger prize is:

                        1/5=0.2

Step-by-step explanation:

Let A denote the event that the ticket is a winning ticket.

B denote the event that there is a larger prize.

A∩B denote the event that there is a larger prize on the winning ticket.

Let P denote the probability of an event.

Now according to the given information we have:

[tex]P(A)=\dfrac{6}{10}[/tex]

Also, [tex]P(B|A)=\dfrac{1}{3}[/tex]

Hence, we are asked to find: P(A∩B)

We know that:

[tex]P(B|A)=\dfrac{P(A\bigcap B)}{P(A)}\\\\\\\dfrac{1}{3}=\dfrac{P(A\bigcap B)}{\dfrac{6}{10}}\\\\\\P(A\bigcap B)=\dfrac{1}{3}\times \dfrac{6}{10}\\\\P(A\bigcap B)=\dfrac{2}{10}=\dfrac{1}{5}=0.2[/tex]

            The probability is:

              1/5=0.2

The overall probability that a randomly chosen ticket will award a larger prize is 0.2, or 20%, obtained by multiplying the probability of drawing a winning ticket (0.6) with the probability of winning a larger prize if the ticket is a winner (0.333).

For the probability that a ticket randomly chosen will award a larger prize, given that 6 out of every 10 tickets are winners and of those, 1 out of every 3 is a larger prize.

First, we calculate the probability of drawing a winning ticket, which is 6/10 or 0.6.

Then we compute the probability of the winning ticket awarding a larger prize, which is 1/3 or approximately 0.333.

To find the overall probability of a randomly chosen ticket awarding a larger prize, we multiply these two probabilities together:

Overall probability = Probability of winning ticket×Probability of larger prize on winning ticket

Overall probability = 0.6 ×0.333

Overall probability ≈ 0.2

So, the probability that a ticket awards a larger prize is 0.2, or 20%.

compare and contrast the division property of equality and the division property of inequality.a.the two properties are exactly the same.b.the two properties are exactly the same when dividing by a positive number. for the division property of inequality, dividing by a negative number causes the relation symbol to change. dividing both sides of an equation by a negative number does not have an effect on the equal sign.c.the two properties are exactly the same when dividing by a negative number. for the division property of inequality, dividing by a positive number causes the relation symbol to change. dividing both sides of an equation by a positive number does not have an effect on the equal sign.d.the two properties are exactly the same when dividing by a positive number. for the division property of equality, dividing by a negative number causes the equal sign to change. dividing both sides of an inequality by a negative number does not have an effect on the relation symbol.

Answers

B. The two properties are exactly the same when dividing by a positive number. For the division property of inequality, dividing by a negative number causes the relation symbol to change. Dividing both sides of an equation by a negative number does not have an effect on the equal sign.

What is the simplified form of the quantity of x plus 8, all over 4 − the quantity of x plus 5, all over 4?

Answers

I think it would be 3/4 since 8-5 would be 3 and x minus x would be 0, so that leaves 3 on the top and when u subtract fractions you don't subtract the bottom number so it leaves you with 3/4

Answer:

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

Step-by-step explanation:

the simplified form of the quantity of x plus 8, all over 4 − the quantity of x plus 5, all over 4

[tex]\frac{x+8}{4} -\frac{x+5}{4}[/tex]

To simplify the expression , we check the denominator.

When the denominators are same then we subtract the numerators, we put denominator only once

[tex]\frac{x+8-(x+5)}{4}[/tex]

Multiply negative inside the parenthesis and combine like terms

[tex]\frac{x+8-x-5}{4}[/tex]

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

A costumer bought a car and paid $1808 in sales tax. the sales tax rate is 6% what was the price of the car before sales tax?

Answers

1,808÷0.06 =30,133.33+1808=??
The price of the car before sale tax was around $30,134

1808÷6%=30133.333333333

or 30134×6%=1808.04

what object is defined using a directrix and a focus? ...?

Answers

Conic sections are defined using a directrix (a fixed line used in describing a curve or surface) and a focus, and those are: parabola, ellipse, and hyperbola. 

Answer:

the answer is a parabola

Given a slope of -6/7 and a y-intercept of -10, write the equation of the line in slope intercept form

Answers

the equation is:
[tex]y=- \frac{6}{7}-10 [/tex]

Suppose one bottle of paint can cover 20 tiles. you have 348 tiles. how many bottles of paint do you need to buy to cover all 348 tiles? explain.

Answers

Well first u need 2 divide 20/348 Because u need to fiend HOW MANY U NEED so that means you need to divide And that's how many Tiles

To cover 348 tiles when one bottle can cover 20 tiles, you divide 348 by 20 which equals 17.4, and then round up to 18 bottles since you can't buy a fraction of a bottle.

To determine how many bottles of paint are needed to cover 348 tiles when one bottle covers 20 tiles, you should divide the total number of tiles by the number of tiles that can be covered by one bottle. The calculation is as follows:

Divide 348 (the total number of tiles) by 20 (the number of tiles one bottle of paint can cover).

348 \/ 20 = 17.4

Since you can't buy a fraction of a bottle, you would need to round up to the next whole number. Therefore, you need 18 bottles of paint to cover all 348 tiles.

convert to an improper fraction, type your answer with the negative in the numerator.
-11 1/3 =

Answers

-14/3 

use

M ultiply the numerator thenor the same
A dd the denominator and keep the denominat

-34/3
.................................................

david's mass is 5kg less than john's,who in turn is 8kg lighter than paul.if their total mass is 197kg.how heavy is each person.

Answers

ok so we know Davids is 5 less than johns x-5 
                         Johns is 8 lighter than paul x-8
combine x-5 +x-8 = 197
                 2x -13  = 197
                        2x =  210
                          x = 105 

lets check it. (105-5 )+(105 -8) = 197 
                         

Answer:

Paul is 70 kg, John is 62 kg and David is 65 kg.

Step-by-step explanation:

Let x the mass for each person.

Paul = x

John is lighter than Paul, so John = x-8

David's mass is 5 kg less than John's, so David = x-5

Solution:

Make an equation.

x + (x-8) + (x-5) = 197

3x -13 = 197

3x = 197 + 13

3x= 210, then divide both side by 3, to get 70.

Do substitution to get a correct answer.

70+62+65= 197

197= 197

Factoring the following by using the grouping method and identify one of the factors below: 28xy − 154x + 20y − 110?
A. x − 4

B. 7x + 4

C. 7x − 11

D. 2y − 11

Please explain how you've gotten the answer or explain what I have to do to get the answer. Thanks. ^^


Answers

I would think that the 28xy goes with -154x and the other 2 are right

(28xy-154x)+(20y-110)
factor out common factors
(14x)(2y-11)+(10)(2y-11)
see they have common factor of 2y-11
reverse distribute like this: ab+ac=a(b+c)
so

(14x+10)(2y-11)

the factor listed is D
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