Solving 2-Step Equations

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What is a 2-step equation?

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A 2-step equation is an algebraic equation that requires two operations to isolate the variable. It typically involves addition or subtraction followed by multiplication or division.

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What is the first step in solving a 2-step equation?

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The first step is usually to eliminate the constant term by performing the inverse operation (addition or subtraction) on both sides of the equation.

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What is the inverse operation of addition?

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The inverse operation of addition is subtraction.

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What is the inverse operation of multiplication?

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The inverse operation of multiplication is division.

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What does it mean to isolate a variable?

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To isolate a variable means to manipulate the equation so that the variable is on one side of the equation by itself.

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How do you check if your solution to an equation is correct?

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Substitute the solution back into the original equation to see if both sides are equal.

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What is a constant in an equation?

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A constant is a fixed value that does not change, such as numbers like 5, -3, or 7.