The answer is B
The population is P
If it doubled it is 2P or 2 times P and that equals 12,000
80=2m means that m=40
i figured this out by getting rid of the 2 by dividing both sides by 2
Answer:
89,86,83
Step-by-step explanation:
92-80=12
12÷4=3
80+3=83
83+3=86
86+3=89