Students are shown six equations and must identify those that have the same solution and give their reasoning, without depending on actually solving them. This task encourages students to look for structure when comparing equations and to reason about their equivalence. Aligns with A-REI.A.

Concepts

equivalent equations, solving equations

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Additional Tags

a-rei.a, cc by-nc-sa 4.0, creative commons attribution-noncommercial-sharealike 4.0, illustrative mathematics, same solutions?

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Classroom Considerations

• Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional|practice

Common Core

HSA-REI.A.1