Two-Step Equations A

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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 reverse order: first undo addition or subtraction, then undo multiplication or division.

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Back

x = 4

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Back

Multiply both sides by 7 to eliminate the fraction.

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Back

x = -43

Front

What does it mean to 'undo' an operation in algebra?

Back

To 'undo' an operation means to perform the opposite operation, such as adding to undo subtraction.

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Back

y = 56

Front

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

Back

Inverse operations are used to isolate the variable and solve the equation step by step.

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Back

x = -30

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Back

Multiply both sides by 7 to eliminate the fraction.