Answer: 
Step-by-step explanation:
Given
The initial population of a city is 
The annual growth rate is 
after 1 year it is

after 2 years, it is

after x years it is

Answer:
y= -3x-40
Step-by-step explanation:
first distribute
y+10= -3x-30
than subtract 10
y= -3x-40
Answer:
;p79tyuil
Step-by-step explanation:
N • 3 + 7 = 25
(n represents the unknown number)
I hope this helps