Math Problem Statement
x+y = 11, 2x+y = 12 berapa nilai x dan y
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Simultaneous Equations
Formulas
Substitution method: y = 11 - x
Simplification of linear equations
Theorems
Elimination and Substitution Methods for solving systems of linear equations
Suitable Grade Level
Grades 7-9