Séptimo año:Lenguaje Algebraico.

https://www.youtube.com/watch?v=cH_NPAETuvA&t=57s

https://www.youtube.com/watch?v=3cKBLoz1HYM


https://www.youtube.com/watch?v=t8aT3e9HhvM

https://www.thatquiz.org/es-0/?-j104-l1-p0


https://www.youtube.com/watch?v=9Ly9qasM8IM&t=146s

https://www.matematicasonline.es/algebraconpapas/recurso/tests/lenguajealgebraico/lengalgebraico01.htm

https://www.vitutor.com/ab/p/a_1e.html