Solving Linear Equations in One Variable

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What is a linear equation?

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How do you isolate a variable in a linear equation?

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To isolate a variable, you perform inverse operations to both sides of the equation until the variable is alone on one side.

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What does it mean to solve a linear equation?

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Solving a linear equation means finding the value of the variable that makes the equation true.

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What is the principle of equality in solving equations?

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The principle of equality states that if you add, subtract, multiply, or divide both sides of an equation by the same number, the two sides remain equal.