One step equations with rational numbers

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What is a one-step equation?

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A one-step equation is an algebraic equation that can be solved in a single operation, such as addition, subtraction, multiplication, or division.

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CCSS.6.EE.B.7

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How do you isolate a variable in an equation?

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To isolate a variable, perform the inverse operation on both sides of the equation to get the variable by itself.

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CCSS.6.EE.B.7

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What does it mean to balance an equation?

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Balancing an equation means ensuring that both sides of the equation are equal by performing the same operation on both sides.

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CCSS.8.EE.C.7B

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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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CCSS.HSA.REI.A.1

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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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CCSS.3.OA.C.7

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CCSS.8.EE.C.7B

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Subtract 2.17 from both sides.

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CCSS.6.EE.B.7

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CCSS.6.EE.B.7

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Why do you multiply by 7 on both sides of an equation?

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To balance the equation, you must multiply by 7 on both sides.

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CCSS.HSA.REI.A.1

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CCSS.6.EE.B.7