Given the function below:

To find f(-2), we substitute x = -2 in the equation. Since f(-2) means the value of f(x) at x = -2.

Replace x-term to -2 and evaluate.

Answer
Let me know if you have any doubts!
Answer:
a. The relevant population is all the citizens of the country
b. The variable of interest is about whether the president is doing a good job or bad job. It is qualitative
c. The sample data is the 7,500 citizens randomly selected by random-digit telephone dialing
d. The inference of interest to the pollster is whether the citizens think the president is doing good or bad
e. The method of data collection is survey.
Step-by-step explanation:
102+56= 158×2=316+338=654
she spent 654 on rent
71+7=78
y=x/4
78=x-y
plug in
78=x-x/4
78=4x/4-x/4
78=3x/4
312=3x
x=104
he got 104 from mowing the lawn
12 nickels and 8 dimes. Hope this helped! :)