The answer is B. Complete information.
A sample means only part of the whole. From the day the email was created till it was cancelled is the whole population. Consider that no mails will no longer go in because it is closed so no more additional information or data will enter that category. So it would be considered as complete. If the situation were to ask from one point to another before it was cancelled it would be considered as a sample.
Answer:
y=20
Step-by-step explanation:
2y+21 = 3y+1
Subtract 2y from both sides,
21 = 3y-2y +1
Subtract 1 from both sides,
y = 20
The answer is C) 16 blocks.
We will use the distance formula for this problem:

From your house to the internet cafe:

From the internet cafe to your friend's house:

Together, we have 10.2+5.7=15.9, which rounds to 16 blocks.
Answer:
Simplification of an algebraic expression can be defined as the process of writing an expression in the most efficient and compact form without affecting the value of the original expression. The process entails collecting like terms, which implies adding or subtracting terms in an expression.