Solve Two Step Equations (Positive)

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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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The first step is to add 4 to both sides of the equation.

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The second step is to multiply both sides by 2 to isolate x.

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First, subtract 3 from both sides, then divide by 15.

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The solution is x = 9.8.

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What does it mean to 'isolate the variable'?

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

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The first step is to subtract 10 from both sides.

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The solution is x = 12.

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The first step is to subtract 2 from both sides.

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The solution is x = 40.