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Leni [432]
3 years ago
5

PLEASE HELP ASAP WILL GIVE BRAINLIEST

Mathematics
2 answers:
slega [8]3 years ago
6 0

Answer:

Step-by-step explanation:

Anon25 [30]3 years ago
4 0

Answer:

35 = x +4 (subtract 4 from both sides to isolate x)

x = 31

Step-by-step explanation:

I hope this helps :)

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Given this figure on a coordinate plane, determine which of the following statements
hammer [34]
Answer is D. Show that AC and BC bisect each other and meet at the same point
5 0
3 years ago
Simplify the expression: (2n + 3)(–2)
bonufazy [111]

Answer:

(2n+3)(−2)

=(2n+3)(−2)

=(2n)(−2)+(3)(−2)

=−4n−6

4 0
3 years ago
Read 2 more answers
Jason wants to know the percentage of M & M's that are green. He chooses a sample of 30 M & M's from a bag, and 3 of the
KATRIN_1 [288]

Answer:

The margin of error of his experiment is of 0.1074.

Step-by-step explanation:

In a sample with a number n of people surveyed with a probability of a success of \pi, and a confidence level of 1-\alpha, we have the following confidence interval of proportions.

\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}

In which

z is the z-score that has a p-value of 1 - \frac{\alpha}{2}.

The margin of error is of:

M = z\sqrt{\frac{\pi(1-\pi)}{n}}

30 M & M's from a bag, and 3 of them are green.

This means that n = 30, \pi = \frac{3}{30} = 0.1

Standard 95% confidence level

So \alpha = 0.05, z is the value of Z that has a p-value of 1 - \frac{0.05}{2} = 0.975, so Z = 1.96.

Margin of error:

M = z\sqrt{\frac{\pi(1-\pi)}{n}}

M = 1.96\sqrt{\frac{0.1*0.9}{30}}

M = 0.1074

The margin of error of his experiment is of 0.1074.

5 0
3 years ago
What is the answer ?
labwork [276]

Answer:

arc VW = 66°

Step-by-step explanation:

The inscribed angle WXY is half the measure of its intercepted arc WY, so

WY = 2 × 57° = 114°

Arc YX = 180° ( semi- circle ) , then

VW = YX - WY = 180° - 114° = 66°

3 0
3 years ago
Read 2 more answers
1. Set A represents rational numbers. Set B represents integers. Which diagram shows
gulaghasi [49]

Answer: Choice C) Upper right corner (aka northeast corner)

====================================================

Explanation:

Rational numbers are ones where we can write as a fraction of two integers. Any rational number is in the form a/b where a,b are integers and b is nonzero.

Terminating decimals can be written as a rational number. Something like 3.1 is equivalent to 31/10.

Of the four answer choices, only choice C is correct.

Choice A has the value '3' as a rational number, but it doesn't have it in the set of integers as well. So that's why choice A is incorrect.

Choice B has -3.4 in the set of integers, which is not correct. Integers do not have any decimal portion. The same applies to choice D also. We can rule choices B and D out.

8 0
4 years ago
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