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Alexxandr [17]
3 years ago
15

What’s 20{5[100-3(25+35)+20]}

Mathematics
1 answer:
8_murik_8 [283]3 years ago
6 0

Answer:

-6000

Step-by-step explanation:

20{5[100-3(25+35)+20]}            open the parenthesis

20{5[100-180+20]}         do the addition and subtraction in the square brackets

20{5[-60]}                        open the square brackets

20{-300}                           open curly brackets

-6000

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A stack of 5 books weighs 9.5 pounds. If each book weighs the same amount, how much does each book weigh?
hjlf

Answer:  The same amount of book weighed is 14.5.

Step-by-step explanation:

So there is 5 books

9.5 pounds

9.5 + 5 = 14.5

So, Each book weighs about 14.5.

8 0
3 years ago
As part of a study of the association between smoking and risk of squamous cell carcinoma, a logistic regression model was estim
AlekseyPX

Answer:

0.44

Step-by-step explanation:

Given the estimated logistic regression model on risk of having squamous cell carcinoma

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exp(-4.84 + 4.6*(SMOKER)) / 1 + exp(-4.84 + 4.6*(SMOKER))

SMOKER = 1

exp(-4.84 + 4.6) / 1 + exp(-4.84 + 4.6)

exp^(-0.24) / (1 + exp^(-0.24))

0.7866278 / 1.7866278

= 0.4402863

= 0.44

3 0
3 years ago
Find the image of mc016-2.jpgDEF under the translation of (x, y) mc016-3.jpg (x + 7, y + 2).
erica [24]
(7,2) is the answer.
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4 0
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Answer:

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8 0
3 years ago
Read 2 more answers
Which equation is NOT a linear function?
Stells [14]

Answer:

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Step-by-step explanation:

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