4(x+7)=8x-20
4x+28=8x-20
28=4x-20
48=4x
x=12
The correct answer is (C). The sample is a subset of the population, and the parameter is a characteristic of the population of interest.
Answer:
i think D
Step-by-step explanation:
I believe this is right..
10/16= x/100
x=62.5%
100%- 62.5%= 37.5%