Two Step Equations

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What is a two-step equation?

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A two-step equation is an algebraic equation that requires two operations to solve for the variable.

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Add 14 to both sides of the equation.

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Divide both sides by 7.

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x = 4.

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Subtract 7 from both sides.

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x = 3.

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Add 7 to both sides of the equation.

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t = 5.

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What does it mean to 'isolate the variable'?

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To isolate the variable means to get the variable alone on one side of the equation.

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What is the purpose of using inverse operations in solving equations?

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Inverse operations are used to undo the operations applied to the variable.