Answer:

Step-by-step explanation:
Our equation is

now we distribute the - and we get


and now we have 
Answer:
x = 30
Step-by-step explanation:
m<E = [m(arc)AD - m(arc)BC]/2
50 = (130 - x)/2
100 = 130 - x
-x = -30
x = 30
The population is all men in this <span>particular country.
The sample is the 12,089 men in this </span><span>particular country that conduct the survey.</span>
<span />
Answer: D
Step-by-step explanation: