Answer:
1000 represents the sample
Step-by-step explanation:
Given
Survey:
Required
What does 1000 represent?
First, we should know that 1000 adults were picked or selected from a larger number of adults.
This implies that:
The larger number of adults is the population and the 1000 selected adults represents the sample.
1:×4
m×4=(8+2n)×4
4m=32+8n
now,
1:×4 - 2:
4m-4m = 32+8n -4+4n
0=(32-4) +(8n-4n)
0=28+4n
28=-4n
n= -7
n=-7. 1:,
m=8+2n
m=8+2×(-7)
m=8-14
m=-6
7x+y=0
x+6y=5
x+y=0