Solve and Graph Inequalities

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What does the inequality symbol '≥' mean?

Back

The symbol '≥' means 'greater than or equal to'. It indicates that a value can be either greater than or equal to a specified number.

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What does the inequality symbol '≤' mean?

Back

The symbol '≤' means 'less than or equal to'. It indicates that a value can be either less than or equal to a specified number.

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Back

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Translate the phrase: 'Tom can spend no more than 20 dollars.'

Back

Front

What happens to the inequality sign when you multiply or divide by a negative number?

Back

When you multiply or divide both sides of an inequality by a negative number, you must flip the inequality sign.

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The solution indicates that x can be any number less than -3.

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How do you represent the inequality 'x is greater than 5' in symbols?

Back

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It represents all numbers less than or equal to 20, with a solid dot on 20 and shading to the left.