4-2: one step inequality (add/subtract)

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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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A closed dot is used to indicate that 3 is included in the solution.

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It represents all numbers greater than 2, starting from just above 2 and extending to the right.

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What is the difference between an open dot and a closed dot on a graph?

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An open dot indicates that the number is not included (using < or >), while a closed dot indicates that the number is included (using ≤ or ≥).

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