Solving Equations and Algebraic Proofs Review

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What is the Addition Property of Equality?

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If you add the same number to both sides of an equation, the two sides remain equal.

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What is the Subtraction Property of Equality?

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If you subtract the same number from both sides of an equation, the two sides remain equal.

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What is the Multiplication Property of Equality?

Back

If you multiply both sides of an equation by the same non-zero number, the two sides remain equal.

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What is the Division Property of Equality?

Back

If you divide both sides of an equation by the same non-zero number, the two sides remain equal.

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Front

Identify the error: From step 3 to step 4 in Karen's solution, what is incorrect?

Back

Incorrectly adding 10 to both sides instead of subtracting 10.

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