left-hand side

Translations
левая сторона
He parked his car on the left-hand side of the street.
Он припарковал свою машину на левой стороне улицы.
Definitions
The left-hand side refers to the part of a mathematical equation, expression, or diagram that is positioned to the left of a specified point, such as an equal sign or a central axis. It can also refer to the left side of any object or layout.