A rectangular room is 4 times as long as it is wide, and its perimeter is 80 meters. Find the dimension of the room

Answers

Answer 1
Then the length of the room is 4w . So the perimeter of the room is w+4w+w+4w=10w . Divide both sides by 10 to get w=8 . Hence the width of the room is 8 meters and the length is 4w=32 meters.
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good luck on your assignment!! <3

Related Questions

1-2/3+9/2 Plz help!! Best answer with explanation will get Brainiest!!!

Answers

Answer: 4.83333333333

Can be the answer probably

Step-by-step explanation:

2. Simplify ((–3)2)3

Answers

Answer:

-18

Step-by-step explanation:

((-3)2)3

First, you multiply -3 and 2 which equals  -6

-3·2=-6

Then, you multiply -6 and 3 which equals  -18

-6·3=-18

20) Jermaine's goal is to eat 25 grams of protein each day. If Jermair meets his goal, how many grams of protein will he have eaten after 30 days​

Answers

Answer:750 grams

Step-by-step explanation:

25*30=250 grams after 30 days

How many degrees is StartFraction 15 Over 16 EndFraction pi radians? 84.375° 93.75° 168.75° 337.5°

Answers

Answer:

x = 168.75°

Step-by-step explanation:

Angle Measurement Units

To convert from different units for angle measurements, we have to recall that:

180 degrees = π radians

If we are given the angle in degrees, multiply by π/180 to convert it to radians.

If the angle is given in radians, multiply by 180/π to convert to degrees.

We are given the angle:

[tex]\displaystyle x=\frac{15}{16}\pi[/tex]

Multiplying by 180/π:

[tex]\displaystyle x=\frac{15}{16}\pi\cdot \frac{180}{\pi}[/tex]

Simplifying:

[tex]\displaystyle x=\frac{15*180}{16}[/tex]

x = 168.75°

Answer:

C.  168.75 degrees

Step-by-step explanation:

Each factory at a candy company has 199 workers. There are 13 factories.
How many workers are employed at the candy company? pls help me on this

Answers

Answer:

2587

Step-by-step explanation:

so 199 workers per factory with 13 factories it is 199 times 13 which equals 2587

199 workers x 13 factory = 2,587 workers

Answer : 2,587 workers

CAN SOMEONE HELP??! VERY URGENT

Answers

85 = 10x+15
70 = 10x
x = 7

180-85 = 95 = z

y = 8(x2 + 4x + ) + 17 +

Answers

Answer:

8 (x^2 + 4 x + 4) + 17 + - 32

Step-by-step explanation:

You are rolling one die. Let event A = rolling a six and let event B = rolling a number less than
four. What is the probability of A or B?

Answers

Answer:

2/3

Step-by-step explanation:

A = rolling a six

B = rolling a number less than 4

Probability of A or B

P(A) or P(B) = P(A) + P(B) - P(AnB)

Probability = (number of required outcome / Total possible outcomes)

P(A) = 1 / 6

P(B) :

Required outcomes = (3, 2, 1) = 3

P(B) = 3/6 = 1/2

P(AnB) = A={6} ; B = {1,2,3} ; AnB = {}

P(AnB) = 0

Hence,

P(A) or P(B) = 1/6 + 1/2 - 0

= (1 + 3) / 6

= 4/ 6

= 2/3

A recipe for macaroni and cheese
calls for 2 cups of cheese; this makes
7 servings. How many cups will you
need for 28 servings?

Answers

8. Ifjdjshsbnslsjsbdbbs

Answer:

4 cups

Step-by-step explanation:

No explanation

I WILL MARK BRAINIEST

Answers

Answer:

x=65

Step-by-step explanation:

x+65=2x

-x        -x

----------------

65=x

Brainliest please

Find the Unit Rate: If 12 50.7 FI. Oz. bottles cost $84 how much does one bottle cost? Find the init Rate.​

Answers

Your statement is a little ambiguous due to type mistake, so I am assuming you meant to say:

'if 12 fl. oz. bottles cost $84 how much does one bottle cost? Find the Unit Rate.

so I am solving based on '12 fl. oz.' bottles costing $84.

Answer:

unit rate = 7 $ per fl. oz.

Therefore, the 7 $ per fl. oz is the unit rate.

Step-by-step explanation:

We know that a unit rate is basically a fraction (also called ratio) between two different units with a denominator of 1.

For example, kilometers per hour, and heartbeats per minute, etc.

Here, I assume, by 'unit rate' means you mean to say 'cost per fl. oz.'

Given

The cost of 12 fl. oz. bottlers = cost $84

The cost of 1 bottle cost = $84 ÷ 12 oz = 7 $ per fl. oz.

Hence,

unit rate = 7 $ per fl. oz.

Therefore, the 7 $ per fl. oz is the unit rate.

Help please: Select all statements that are true about the linear equation. y = 1/2x - 2​

Answers

The answers are the first and third statement!

need mad help bro, this is so confusing

Answers

im doing the same thing but add some numbers sorry bro im failing

A system of equations is graphed on the grid.

Which system of equations does the graph represent?

Answers

Answer:

y = x + 4

y = -2x - 4

Step-by-step explanation:

Since equation of the line having slope 'm' and y-intercept 'b' is given by,

y = mx + b

Slope of a line passing through two points [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex] is,

m = [tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

Slope of line passing through (1, 5) and (-1, 3),

m = [tex]\frac{5-3}{1+1}[/tex] = 1

y-intercept 'b' = 4

Therefore, equation of the line is,

y = 1.x + 4

y = x + 4

Now slope of another line passing through (-4, 4) and (-1, -2) will be,

m = [tex]\frac{4+2}{-4+1}[/tex]

m = -2

y-intercept 'b' of this line = -4

Equation of the other line,

y = (-2)x - 4

y = -2x - 4

Therefore, system of equations is,

y = x + 4

y = -2x - 4

The system of equations is given by: y = x + 4 and y = -2x - 4

A linear equation is given by:

y = mx + b;

where y, x are variables, m is the rate of change and b is the y intercept.

The first line passes through point (-1, 3) and (1, 5) hence:

[tex]y- y_1=\frac{y_2-y_1}{x_2-x_1} (x-x_1)\\\\y-3=\frac{5-3}{1-(-1)} (x-(-1))\\\\y=x+4[/tex]

The second line passes through point (-4, 4) and (-1, -2) hence:

[tex]y- y_1=\frac{y_2-y_1}{x_2-x_1} (x-x_1)\\\\y-4=\frac{-2-4}{-1-(-4)} (x-(-4))\\\\y=-2x-4[/tex]

The system of equations is given by: y = x + 4 and y = -2x - 4

Find out more at: https://brainly.com/question/13911928

Which property is not used to simplify the following expression?

Answers

Answer:

The last one of commutative property of addition since there is no swapping of numbers related with addition.  

Simlplify the expression. 2.3h(6-k)

Answers

Answer:

13.8h-2.3hk

Step-by-step explanation:

Overall, divorce rates have declined in the last 20 years, but among middle-aged couples, the rates are rising. Do an internet search to find what current statistics are available for different groups of individuals, then describe three factors that contribute to contemporary rises in middle-aged divorce rates.

Answers

Answer:

The current divorce rate is about 7% based on the survey.

Step-by-step explanation:

The divorces occur when two person fails to accept each other as a life partner. In the country the divorce rate is about 7% of which mostly couples are at the age of 20 - 25. The people of age 30 plus are less likely to get divorced as they have matured mind sets which accepts each other differences and tries to adjust the situation.

Divorce describes a form of marital separation which is usually undertaken by a court. It occurs when one or both partners decide to quit being married.

The middle age divorce rate continues to rise, as it is being reported in various channels. Currently the middle age divorce rate stands at about 17% per 1000 married person.

The causes of rising divorce rates among middle - aged may include :

Rising cases of infidelity as spouses continue to find it difficult to be committed in marrige. Sacrifices which helps foster lasting partnership can no longer be undertaken.

Also, the need to be independent as taken over at this time, as partners begin to see marriage as a bond age which prevents or curtails them from what they would love to indulge in.

Lastly, some now see divorce as norm due to the social influence it has transmitted across to various individuals. Now, so many choose to divorce at any minor challenge marriage brings.

Learn more :https://brainly.com/question/24501933?referrer=searchResults

3) 4 hours worked for $12; 7 hours worked for $28 *
o yes

Answers

Answer:

no

Step-by-step explanation:

12 ÷4= 3

7 x3=21

7 hours = $21

Answer:

Not Equivalent.

Step-by-step explanation:

Find the slope plz!!

Answers

Answer:

1/4 should be the answer bc it goes up one and over 4. which goes back to the rise over run thing.

Answer:

slope is 1/4

Step-by-step explanation:

[tex]\frac{4-3}{6-2} =\frac{1}{4}[/tex]

Re write the quadratic function in standard form


y=6(x-3)^2+4

Answers

Answer:

y= 6[tex]x^{2}[/tex] - 36x + 58

Step-by-step explanation:

6 ( [tex]x^{2}[/tex] - 6x +9) + 4

6[tex]x^{2}[/tex] - 36x + 54 + 4

6[tex]x^{2}[/tex] - 36x + 58

A hotel has a budget of $16,000 to buy 84 new mattresses. Each mattress costs $209. The hotel manager says, “Since 80 × $200 = $16,000, I can stay within the budget.”Use the drop-down box to tell whether the manager’s reasoning is logical.
The hotel manager’s reasoning
Choose... is or is not
logical.

Answers

Answer:

No, it isn't logical.

Step-by-step explanation:

The manager is rounding the numbers down, so that will make the estimate go down.

Answer:

The hotel manager's reasoning is not logical.

Step-by-step explanation:

The hotel manager's reasoning is not logical because the total price is extremely overbudget. It would have been more realistic to round it up 210 and do 85 mattresses. They are exactly 1,556 dollars overbudget.

2x^2 + 3x = -5
Trying to find the solution,
Thank you.

Answers

Answer:

x = 1/2 or -2

Step-by-step explanation:

2x^2 +3x -2 = 0

(2x - 1) ( x + 2 ) = 0

(2x-1) = 0 ______ x = 1/2

or

(x +2 ) = 0 ______ x = -2

Another one bites the dust.

Answers

Answer:

C

Step-by-step explanation:

PLS GIVE BRAINLIEST

Unendo wishes to maximize the weekly profit of producing and selling the game. Find the price, p, per game that generates maximum profit.

Answers

Answer:

Following are the solution to this question:

Step-by-step explanation:

Please find the complete question in the attached file.

The highest benefit is where the unit benefit equals the marginal income  

Marginal price = 17q  

Score of income=-0.05q  

MC = MR

MC=17    

MR =DERIVATIVE OF ([tex]80q-0.05 q^2[/tex])

     [tex]=80-2 \times 0.05q\\\\=80-0.1q[/tex]

[tex]\to MR=MC \\\\[/tex]

[tex]80-0.1q=17\\\\80-17= 0.1q\\\\0.1q=63\\\\q= \frac{63}{0.1}\\\\q=630[/tex]

Retail prices calculation  

[tex]\to P=80-630 \times 0.05[/tex]

       [tex]=80 -31.5\\\\= 48.5[/tex]

Find the value of n in the diagram.​

Answers

Answer:

the answer should be 20

In which step did Moses first make a mistake in his work?

Answers

The first time he was told to produce water from a rock

Which equation has a slope of and goes through the point (-3.4)?​

Answers

Answer:

Find the Equation of a Line Given That You Know a Point on the Line And Its Slope. The equation of a line is typically written as y=mx+b where m is the slope and b is the y-intercept.

round 9647 to the nearest thousand. enter your answer in the box below.​

Answers

Answer:

10,000 because the 6 is 5 or more which makes it round up a thousand.

Step-by-step explanation:

10,000. since 647 is greater than 500, round up. hope this helps, please mark brainliest and have a great day

Which of the following best describes the graph above?

A. Function only
B. Relation only
C. Both relation and function
D. Neither relation nor a function

Answers

Answer: C

Step-by-step explanation:

We know that a relation is any set of ordered pairs, but a function is when there is only one y value for x value.

So, basically, if a graph is a function, it is a relation as well.

Let’s check if this is a function.

We can use the vertical line test- if we draw a vertical line through any point on the graph and it only intersects one point, it is a function

In our case, it passes the vertical line test.

Therefore, it is both a function and a relation, which corresponds to letter C.

Hope this helps! :)

Is 1/3 greater than 0.4

Answers

Answer:

No because 1/3 in decimal form is 0.333333 which is less than 0.4

Step-by-step explanation:

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