Two step Equations

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What is a two-step equation?

Back

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

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How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in the reverse order of how they are applied.

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Back

x = 15

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x = 48

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x = -18

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Back

x = 70

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x = 165

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Back

Subtract 5 from both sides to isolate x.

Front

What does it mean to 'undo' an operation in solving equations?

Back

'Undoing' an operation means performing the inverse operation to isolate the variable.

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Back

x = 14