Write 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.

Tags

CCSS.7.EE.B.4A

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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 undo addition or subtraction, then undo multiplication or division.

Tags

CCSS.7.EE.B.4A

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What does it mean to 'solve' an equation?

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To solve an equation means to find the value of the variable that makes the equation true.

Tags

CCSS.7.EE.B.4A

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What is the first step in solving the equation 4x + 3 = 15?

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The first step is to subtract 3 from both sides of the equation.

Tags

CCSS.7.EE.B.4A

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What is the solution to the equation 4x + 3 = 15?

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The solution is x = 3.

Tags

CCSS.7.EE.B.4A

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What does 'three more than four times a number' translate to in an equation?

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It translates to 4x + 3.

Tags

CCSS.6.EE.A.2A

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How do you write 'five less than twice a number' as an equation?

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It is written as 2p - 5.

Tags

CCSS.6.EE.A.2A

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What is the equation for 'four more than twice a number is 8'?

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The equation is 2n + 4 = 8.

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What does 'one less than four times a number' mean in equation form?

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It means 4y - 1.

Tags

CCSS.6.EE.A.2A

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How do you express 'six less than six times a number' in an equation?

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It is expressed as 6m - 6.

Tags

CCSS.6.EE.A.2A