Write an algebraic equation for the following problem and then solve it.
the population of a country in 2015 was estimated to be 321.6321.6 million people. this was an increase of 22% from the population in 1990. what was the population of the country in 1990?

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

Is the power produced directly proportional to the wind speed, give reasons for your answer?