Solving One- and Two-Step Equations

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What is a one-step equation?

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An equation that can be solved in a single operation, such as addition, subtraction, multiplication, or division.

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What is a two-step equation?

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An equation that requires two operations to solve for the variable.

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How do you isolate a variable in an equation?

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By performing inverse operations to both sides of the equation.

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Subtract 9 from both sides to isolate the term with the variable.

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What does it mean to 'add 11 to both sides' of an equation?

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It means to perform the same operation on both sides to maintain equality.

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Add 11 to both sides.

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What is the purpose of multiplying both sides of an equation by a number?

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To eliminate fractions or to simplify the equation.

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