Solving inequalities

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What is an inequality?

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

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What does it mean to solve an inequality?

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To solve an inequality means to find all values of the variable that make the inequality true.

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Add 7 to both sides to eliminate the constant on the left side.

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Combine like terms on both sides.

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Does the inequality sign flip when multiplying or dividing by a negative number?

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Yes, the inequality sign flips when you multiply or divide both sides by a negative number.