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sergeinik [125]
3 years ago
6

It takes Henry 2 hours to paint a room. It takes Louisa three hours to paint the same room. If they work together, how long will

it take them to paint the room?
Mathematics
1 answer:
maxonik [38]3 years ago
3 0

Answer:

amount of time it'll take Henry and Louisa = 6/5 hours

Step-by-step explanation:

Number of hours it takes Henry = 2hrs

Henry's one hour work = 1/2

Number of hours it takes Louisa = 3 hrs

Louisa's one hour work = 1/3

Hence Louisa and Henry one hour work = 1/2+1/3 = 5/6

Hence amount of time it'll take Henry and Louisa = 6/5 hours

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Please anyone help me answer this question am giving the brainliest
DochEvi [55]

Answer:

(-3/2x+1) + (3/x-1)

Step-by-step explanation:

Dont put the answer in parenthesis, I just did that to seprate it so it was easier to read. If you need it to be put in word form for it to be easier for you to understand, its "negative three divided by two x plus one, plus 3 divided by x minus 1"

First, rewrite the expression as 3x+6/2x^2+x-2x-1

Then, factor the expression, 3x+6/x*(2x+1)-(2x+1) (*=multiply)

Then, write a new fraction for each factor in the denominator, then write a new fraction, 3x+6/(2x+1)*(x-1) to (A)/2x+1 + B/x-1)

Then write terms in the numerators, for now we will use A and B.

Now we set the sum of the fractions equal to the original fraction.

3x+6/(2x+1)*(x-1) = A)/2x+1 + B/x-1).

Then reorder and group the terms, giving you 3x+6=(A+2B)x+(-A+B).

Now equate the coefficiants, {6= -A+B, 3= A+2B

Then substitute back, (A, B)=(-3, 3)

Now finally, just rewrite the fraction. (-3/2x+1) + (3/x-1)

Hope this helps! Sorry its kind of long.

6 0
3 years ago
A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as ed
Blizzard [7]

Answer: 2,435

Step-by-step explanation:

trust

3 0
3 years ago
The temperature T of a refrigerator is at least 35°F and at most 41°F. Write a compound
s344n2d4d5 [400]

The compound inequality for the temperature T of a refrigerator that is at least 35°F and at most 41°F is 35  ≤  T ≤  41

A compound inequality has two inequality statements joined together

The the temperature of the inequality is represented by T

The temperature T of a refrigerator is at least 35°F and at most 41°F

This means that the temperature falls between 35°F and 41°F

Since the temperature, T, is at most 41°F

This can be mathematically interpreted as

T  ≤  41

The temperature, T, is at least 35°F

35  ≤  T

Combining the two inequality statements 35  ≤  T and T  ≤  41, the compound statement formed is:

35  ≤  T ≤  41

The compound inequality for the temperature T of a refrigerator that is at least 35°F and at most 41°F is 35  ≤  T ≤  41

Learn more here: brainly.com/question/11316045

8 0
3 years ago
If you need carpet that is 6 1/2 long and 5 3/4 wide how many square feet do you need for the carpet??
Orlov [11]

Find the area

A= l*w

A = (6 1/2) * (5 3/4)

6 1/2 =  (2*6+1)/2 =13/2

5 3/4 = (4*5+3)/4 = 23/4

A = 13/2 * 23/4

299/8

37 3/8

37 3/8 ft^2

Answer: 37  3/8 ft^2

6 0
3 years ago
Find the missing side of each triangle. Round your answers to the nearest tenth if necessary. (Please Show your work)
svlad2 [7]
<h2>>> Answer </h2>

___________

\:

\boxed{ \rm{answer \: by \: { \boxed{ \rm{☆HayabusaBrainly}}}}}

  • Step by step :

This is question no picture soo iam in step question before.

x² = 3² + 4²

x² = 9 + 16

x² = 25

x = 5yd✔

6 0
3 years ago
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