A small country had a population of 6.1 x 10° in 1990. Since then, the original population has doubled, and an additional 8.7 x 10' people have immigrated into the country. What is the population of the country now? 09.92 x 10 O 20.9 x 10 09.92 x 1018 Submit Question

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.