Explore what it means for a mathematical statement to be balanced or unbalanced by interacting with integers and variables on a balance. Find multiple ways to balance x and y to build a system of equations.
Sample learning goals:
- Solve and manipulate algebraic equations by substituting different values for a variable
- Use a balance model to solve an equation for an unknown, and justify your strategies for solving
- Build a system of equations
- Determine the solution set of a system of equations
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