A method which is not applicable for solving simultaneous linear equations is ______?
- Substitution method
- Elimination method
- Completing the square
- Cramer's Rule
Explanation
Valid Methods for Linear Equations:
Substitution: Solve one equation for a variable and substitute into the other.
Elimination: Add/subtract equations to eliminate a variable.
Cramer’s Rule: Uses determinants for systems with unique solutions.
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