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, you add or subtract the coefficients of the terms that are alike. For example, in the expression 3x + 5x, you combine them to get 8x.

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What is the coefficient in the term 7y?

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The coefficient in the term 7y is 7. It is the number that is multiplied by the variable.

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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 difference between like terms and unlike terms?

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Like terms have the same variable and exponent, while unlike terms do not. For example, 2x and 3x are like terms, but 2x and 3y are unlike terms.

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