The square of 9 less than a number is 3 less than the number. What is the number?
2 answers:
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Answer:
<h2>800%</h2>Step-by-step explanation:
Let p represent the population
in 1965 → the population becomes 2p
in 1970 → the population becomes 2(2p) = 4p
in 1975 → the population becomes 2(4p) = 8p
p ——————> 100%
8p ————-—-> x%
then
now, there are 12 months in a year, so 18 months is really 18/12 of a year, thus