Instrumentalization of the symbolic artifact 1st degree equations with two unknowns in a non-digital environment. Research, Society and Development, [S. l.], v. 11, n. 14, p. e108111436205, 2022. DOI: 10.33448/rsd-v11i14.36205. Disponível em: https://rsdjournal.org/rsd/article/view/36205. Acesso em: 5 dec. 2025.