Solving 2 Step Inequalities

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What is a two-step inequality?

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What does a closed circle on a number line indicate?

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A closed circle indicates that the number is included in the solution set, meaning the inequality is 'greater than or equal to' (≥) or 'less than or equal to' (≤).

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What does an open circle on a number line indicate?

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An open circle indicates that the number is not included in the solution set, meaning the inequality is 'greater than' (>) or 'less than' (<).

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When do you flip the inequality symbol?

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You flip the inequality symbol when you multiply or divide both sides of the inequality by a negative number.

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The solution includes all numbers greater than or equal to -5, represented on a number line with a closed circle at -5 and shading to the right.

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You would use an open circle at 3 and shade to the right to indicate all numbers greater than 3.

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It represents all numbers less than or equal to 3, with a closed circle at 3 and shading to the left.