For the sample:

Applying this to the whole population:

Since we can't have "0.52 of a person" we roudn to the neares whole, or 496.
The coefficient of the second term is the 3 in (4x+3y)
Answer:
-27+84n
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
You can write the equation like this:
A - 2.5 = 1.5
If you reverse the equation, it looks like this:
1.5 - 2.5 = A
1.5 - 2.5 = 4
A = 4