Answer:
dufenshmertz evil incorporated...
Step-by-step explanation:
after hours ;)

You get this by switching the f(x) and the x and then solving for the new f(x)
The answer is b
If you plug those values on a graph it will show a straight line.
D. city A is more likely because they have the highest population density just divide the population by number of miles that the city covers and that will show you your density