Nasution, E.Y.P. and Yulia, P. 2024. Practicality of Hypothetical Learning Trajectory on Straight-Line Equations Concept. Mosharafa: Jurnal Pendidikan Matematika. 13, 4 (Oct. 2024), 861–876. DOI:https://doi.org/10.31980/mosharafa.v13i4.2545.