Solving Linear Systems by Elimination
Students explore the elimination method for solving linear systems, adding or subtracting equations to eliminate a variable.
About This Topic
Students explore the elimination method for solving linear systems, adding or subtracting equations to eliminate a variable.
Key Questions
- What is the goal of the elimination method?
- How do we decide whether to add or subtract equations?
- Can we multiply an equation without changing its line?
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Planning templates for Foundations of Mathematics
5E Model
The 5E Model structures lessons through five phases (Engage, Explore, Explain, Elaborate, and Evaluate), guiding students from curiosity to deep understanding through inquiry-based learning.
Unit PlannerMath Unit
Plan a multi-week math unit with conceptual coherence: from building number sense and procedural fluency to applying skills in context and developing mathematical reasoning across a connected sequence of lessons.
RubricMath Rubric
Build a math rubric that assesses problem-solving, mathematical reasoning, and communication alongside procedural accuracy, giving students feedback on how they think, not just whether they got the right answer.
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