* Pamamaraang Linya (Literally: Line Method)
* Pag-andar ng Linya (Literally: Function of a Line)
* Pamamaraang Tuluy-tuloy (Literally: Continuous Method)
You can also use a more specific phrase depending on the context, such as:
* Pamamaraang Linya sa Algebra (Linear Function in Algebra)
* Pamamaraang Linya sa Graphing (Linear Function in Graphing)
The best choice will depend on the specific situation and the level of formality needed.