8.EE.7 Checkpoint 1.1

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CCSS.7.EE.B.4A

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CCSS.7.EE.B.4A

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CCSS.7.EE.B.4A

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CCSS.6.EE.B.7

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CCSS.6.EE.B.7

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What does it mean to isolate a variable in an equation?

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Isolating a variable means rearranging the equation so that the variable is on one side and all other terms are on the other side.

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The first step is to add 9 to both sides of the equation.

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CCSS.7.EE.B.4A

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

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Inverse operations are used to undo operations and isolate the variable.

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CCSS.7.EE.B.4A

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

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You can substitute your solution back into the original equation to see if both sides are equal.

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CCSS.6.EE.B.5

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What is a linear equation?

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2