Solving 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. It typically involves addition or subtraction followed by multiplication or division.

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

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To isolate a variable, perform the inverse operations in reverse order: first eliminate the constant term (add or subtract), then eliminate the coefficient of the variable (multiply or divide).

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x = 6

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x = 43

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x = 168

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a = -5

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s = 4

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Front

What does it mean to 'check your solution' in an equation?

Back

To check your solution, substitute the value back into the original equation to verify that both sides are equal.