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 and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

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What does the symbol '>' mean in inequalities?

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What does the symbol '<' mean in inequalities?

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What does the symbol '≥' mean in inequalities?

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What does the symbol '≤' mean in inequalities?

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Draw a number line, place an open circle at -4, and shade to the left to indicate all numbers less than -4.

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The graph has a closed circle at 3 and shades to the right, indicating all numbers greater than or equal to 3.