Simplifying Expressions - 7th Grade Math

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What is a like term in algebra?

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Like terms are terms that have the same variable raised to the same power. For example, 3a and 5a are like terms, while 3a and 4b are not.

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What does it mean to simplify an expression?

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To simplify an expression means to combine like terms and reduce it to its simplest form.

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What is the perimeter of a triangle?

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The perimeter of a triangle is the sum of the lengths of all its sides.

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What are coefficients in algebra?

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Coefficients are the numerical factors in terms of an expression. For example, in 4x, 4 is the coefficient.

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What is the first step in simplifying an expression?

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The first step is to identify and combine like terms.

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What is a variable in algebra?

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A variable is a symbol, often a letter, that represents a number in mathematical expressions and equations.