Math Problem Statement
Cara penyelesaian dengan metode campuran
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Systems of Equations
Substitution Method
Elimination Method
Formulas
x - 2y = -4 -> x = -4 + 2y
2x + 3y = 13 -> 2(-4 + 2y) + 3y = 13
Theorems
Substitution
Elimination
Suitable Grade Level
Grades 7-9
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