The answer is D! :)
Explanation:
2x - 5y = 12
20x - 50y = 120
20x - 50y = 120
20x - 50y = 120
NO SOLUTION
(Can I have brainliest please?)
Answer: Centimeters
Step By Step: 1 centimeter is equivalent to one hundredth of a meter. 1 millimeter is equivalent to one thousandth of a meter.
Answer:
The sample size is 1875.
Step-by-step explanation:
In a sample with a number n of people surveyed with a probability of a success of 
, and a confidence level of 
, we have the following confidence interval of proportions.
In which
z is the zscore that has a pvalue of 
.
The margin of error is:
Sampling error of 0.03.
This means that 
99.74% confidence level
So 
, z is the value of Z that has a pvalue of 
, so 
.
25% of all adults had used the Internet for such a purpose
This means that 
What is the sample size
The sample size is n. So
Simplifying by 0.03 both sides
The sample size is 1875.
Answer:
You just take the product of 0.2 and 0.6. The answer is 0.12 miles.
Answer:
A.) -5
Step-by-step explanation:
-3×-5 = 15 (two negatives equal a positive)
15-4 = 11 which is greater than 7
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