いっ 方程 ほうてい しきじゃありませんでした
ijji hōteishikijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 一次方程式

1. It wasn't a linear equation.; It wasn't a first-degree equation.

Past/Perfective
Negative
Polite
Terminal Form
Mathematics