Answer:
you can find the answers here :)
Step-by-step explanation:
https://www.wolframalpha.com
https://www.symbolab.com
Step-by-step explanation:

Answer:
y/mz
Step-by-step explanation:
Answer:
12,633.7
Step-by-step explanation:
population of Chicago, in 2003 = 2,869,121
The area of Chicago = 227.1 square miles.
What was the average number of people living in 1 square mile?
Average number of people living in 1 square mile also refers to the population density of Chicago
Average number of people living in 1 square mile = Total population / total square miles
= 2,869,121 / 227.1
= 12633.734037868
Approximately
12,633.7
No your friend I’d not correct although the slope is 4, the y-intercept is -3 because of the minus 3 in the equation.