Math Problem Statement
Diketahui sistem persamaan linear dua variabel 3x + 2y = -5 dan 4x - y = 19. Nilai x + y yang memenuhi sistem persamaan linear tersebut adalah
a. -4
b. -3
C. 3
d. 4
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Systems of Equations
Elimination Method
Formulas
3x + 2y = -5
4x - y = 19
Theorems
Elimination Method for solving systems of linear equations
Suitable Grade Level
Grades 8-10