Solving One Step Inequalities (No Negatives)

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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, or not 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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The solution is all values of z that are less than or equal to 9.

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What is the difference between strict and non-strict inequalities?

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Strict inequalities use '>' or '<' (not including the boundary), while non-strict inequalities use '≥' or '≤' (including the boundary).