Solving and graphing Inequalities

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What is an inequality?

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An inequality is a mathematical statement that compares two expressions using symbols such as <, >, ≤, or ≥.

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What does the symbol '≤' mean?

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The symbol '≤' means 'less than or equal to'.

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What does the symbol '≥' mean?

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The symbol '≥' means 'greater than or equal to'.

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How do you represent a situation with an inequality?

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What do you do after isolating the variable in an inequality?

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Divide or multiply by the coefficient of the variable, remembering to flip the inequality sign if you multiply or divide by a negative number.

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What does it mean to graph an inequality?

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Graphing an inequality means to represent the solution set on a number line, using an open circle for < or > and a closed circle for ≤ or ≥.