Expressions, Equations and Inequalities Review

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What is an expression in mathematics?

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An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

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What is an equation?

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An equation is a mathematical statement that asserts the equality of two expressions, typically containing an equals sign (=).

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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 it mean to solve an equation?

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To solve an equation means to find the value(s) of the variable(s) that make the equation true.

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What is the distributive property?

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The distributive property states that a(b + c) = ab + ac, meaning you can distribute a factor across a sum.

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