ANALYSIS OF STUDENTS’ MATHEMATICAL PROBLEM SOLVING ABILITY BASED ON POLYA’S PROCEDURE ON THE SYSTEM OF LINEAR EQUATIONS WITH TWO VARIABLES. jcps [Internet]. 2025 Apr. 25 [cited 2026 May 30];3(2):70-6. Available from: https://ojp.lp2m.uinjambi.ac.id/index.php/jcps/article/view/2912