Math Problem Statement
2x + y - z = - 1; x + 2y + z = 4; 3x - y + z = - 9 Tentukan adalah...
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Systems of Equations
Formulas
Elimination method for solving systems of linear equations
Theorems
Elimination Method
Substitution Method
Suitable Grade Level
Grades 9-11
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