Answer:
This is an incomplete question.
Step-by-step explanation:
Can you please repeat the question properly.
Answer:
(2, -4)
Step-by-step explanation:
The second equation should be half of the first equation.
Answer:
4
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3.14159265358979323846264338327952884197169393751
The population grew by 8, or 10%.
The gains from births and immigrating in were 21+6=27. The losses from deaths and emigrating out are 12+7=19. (Since it is a loss, it will be -19.)
27-19 = 8 total gained; 8/80 = 1/10 = 10%