One-step Adding and Subtracting Equations - Review

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What is a one-step equation?

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A one-step equation is an equation that can be solved in a single step by performing the same operation on both sides to isolate the variable.

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What does it mean to isolate a variable in an equation?

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Isolating a variable means to get the variable alone on one side of the equation, making it easier to solve.

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Add 6 to both sides.

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What is the purpose of checking your solution in an equation?

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To ensure that the solution satisfies the original equation.