Manalu PR, Rahmadani E, Masithoh E. Analysis of Students’ Mathematical Problem-Solving Ability on System of Linear Equations in Two Variables in Class VIII SMPN 3 Kisaran. HS [Internet]. 2024Apr.7 [cited 2025Aug.2];4(1):30-5. Available from: https://jurnal.larisma.or.id/index.php/HS/article/view/481