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 and exponent. For example, 3x + 5x = (3 + 5)x = 8x.

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What is the coefficient in the term 7x^2?

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The coefficient is 7, which is the number multiplying the variable x^2.

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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 3x + 5, the number 5 is a constant term.

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What happens when you combine unlike terms?

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Unlike terms cannot be combined. For example, 3x and 4y remain as separate terms.