Combining Like Terms

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What are like terms?

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

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How do you combine like terms?

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To combine like terms, add or subtract the coefficients of the terms that have the same variable. For example, in the expression 3x + 5x, you add the coefficients: 3 + 5 = 8, so it simplifies to 8x.

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What is the coefficient in the term 7x?

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The coefficient is 7, which is the number multiplying the variable x.

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What is a constant term?

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A constant term is a term that does not contain any variables. For example, in the expression 4x + 5, the number 5 is a constant term.

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What happens when you combine terms with different variables?

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You cannot combine terms with different variables. For example, 3x and 4y cannot be combined because they are not like terms.