Expressions Test Review 2025

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What is an equivalent expression?

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An equivalent expression is one that has the same value as another expression for all values of the variable(s) involved.

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What is the order of operations?

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The order of operations is a set of rules that determines the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

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4.

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What does it mean to evaluate an expression?

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To evaluate an expression means to calculate its value by substituting the variables with given numbers.

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75.

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What is a polynomial expression?

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A polynomial expression is a mathematical expression that consists of variables, coefficients, and exponents, combined using addition, subtraction, and multiplication.

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15.

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What is the difference between a term and an expression?

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A term is a single mathematical entity (like a number or variable), while an expression is a combination of terms.

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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.