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Zinaida [17]
3 years ago
6

What expression is equivalent

Mathematics
1 answer:
Citrus2011 [14]3 years ago
3 0

Answer:

-4x^2, -3x, -5

Step-by-step explanation:

-4x^2 + 2x - 5 (1 + x)

-4x^2 + 2x - 5 + 5x

-4x^2 - 3x - 5

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Double a number decreased by 25.6 is equal to 90 Find the number
marin [14]

Answer:

Step-by-step explanation:

2x-25,6=90

2x=90+25,6

2x=115,6

x=57,8

5 0
3 years ago
Read 2 more answers
(5x-6) + (2x-6)add the polynomials
Thepotemich [5.8K]

In this question, let's add those polynomials

(5x-6) + (2x-6)

5x -6 +2x -6 <em>Combine like terms</em>

<em>5x +2x -6-6</em>

7x -12

Since this is not an equation, no further step can be done.

8 0
1 year ago
What is 514 times 33?
Iteru [2.4K]

Answer:

16,962

Step-by-step explanation:

Hope that helps lol.

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2 years ago
A survey given to consumers leaving a supermarket three days before Thanksgiving asked whether turkey would be part of the Thank
timofeeve [1]

Answer:

(0.1392,0.1466)

Step-by-step explanation:

Given that a survey given to consumers leaving a supermarket three days before Thanksgiving asked whether turkey would be part of the Thanksgiving meal

People surveyed = 182

claimed not eating turkey = 26

Sample proportion = \frac{26}{182} \\=0.1429

Std error =\sqrt{\frac{pq}{n} } \\=0.0260

Margin of error = 1.96*SE=0.00378

Confidence interval = (0.1429-0.0037,0.1429+0.0037)\\=(0.1392,0.1466)

5 0
3 years ago
A company owes a bank $3600. Beginning with month 1, the company repays the bank $300 each month.
allochka39001 [22]

Answer:

3,900

Step-by-step explanation:

5 0
2 years ago
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