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 a single operation, such as addition, subtraction, multiplication, or division.

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What is a two-step equation?

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An equation that requires two operations to solve, typically involving both addition/subtraction and multiplication/division.

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What does it mean to check your solution?

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To substitute the solution back into the original equation to verify that it satisfies the equation.

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What is an inequality?

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A mathematical statement that compares two expressions using symbols like <, >, ≤, or ≥.

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Subtract 4 from both sides.

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What is the purpose of isolating the variable in an equation?

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To find the value of the variable that makes the equation true.