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ddd [48]
3 years ago
5

Simplify. (w^2 + 3w)-(w^2+5w-4 8w-4 2w^2 +8w-4 -2w+4 -2w

Mathematics
1 answer:
chubhunter [2.5K]3 years ago
3 0

Answer:

-2w + 4

Step-by-step explanation:

Remove parenthesis because they make life semi-confusing but remember to distribute the negative: w^2 + 3w -w^2 - 5w + 4

Combine like terms: w^2 - w^2 cancel out ; 3w - 5w = -2w ; 4

-2w + 4

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It would take 6 builders  36 days to complete the same house.

<h3>Who are builders?</h3>

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We have,

9 builders take 54 days to complete a house.

So,

1  builder will take  (\frac{54}{9})  days to complete a house,

In the same way,

6  builder will take  (\frac{54}{9}*6)  days to complete a house,

i.e.

6  builder   =(\frac{54}{9}*6)= 36 days.

Hence, we can say that it would take 6 builders  36 days to complete the same house.

To know more about  builders and work click here

brainly.com/question/16924313

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