The sum of the interior angles, s, in an n-sided polygon can be determined using the formula s = 180 (n - 2), where n is the number of sides. Benita solves this equation for n and writes the
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An inequality can have only one solution (that is, a single real value of x as the only solution). This can happen with any of the above-mentioned inequalities: absolute, compound, and quadratic.
Given a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Given a two-variable linear inequality, check whether a given pair of values is a