Equivalent Expressions Test Review

Front

What is an expression?

Back

An expression is a math number sentence without an equal sign.

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Which of the following is an expression?

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Front

What is the definition of a variable?

Back

A variable is a symbol used to represent a number that is not yet known.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables.

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What is the distributive property?

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What is a coefficient?

Back

A coefficient is a number that is multiplied by a variable in an expression.

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What is a constant in an expression?

Back

A constant is a fixed value that does not change.