Solving One and Two Step Equations and Inequalities

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What is a one-step equation?

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An equation that can be solved in one step, typically involving addition, subtraction, multiplication, or division.

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CCSS.6.EE.B.7

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What is a two-step equation?

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An equation that requires two steps to solve, usually involving a combination of operations.

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CCSS.7.EE.B.4A

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CCSS.7.EE.B.4A

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What does it mean to isolate a variable?

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To manipulate an equation so that the variable is on one side and all other terms are on the opposite side.

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CCSS.7.EE.B.4B

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Subtract 3 from both sides.

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CCSS.7.EE.B.4A

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CCSS.6.EE.B.7

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What does the symbol '>' mean in inequalities?

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It means 'greater than'.

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CCSS.6.EE.B.8

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The solution includes all numbers less than or equal to 5.

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CCSS.6.EE.B.8

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All numbers greater than 12.

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CCSS.6.EE.B.8