2 step equations demonstrated
Use this as a visual prompt to discuss inverse operators, working backwards, balancing etc.
Build a bridge from excellent, logical numeracy to 'completing and balancing' techniques.
More on this topic at solve linear equations on tentotwelvemath.
Printable worksheet from Corbettmaths: Solve equations to printInteractive worksheet from Transum maths: Solve Equations online
Link for image/biography: Al Khwarizmi
Link to Al Khwarizmi on Mathigon timeline
More teaching&learning GeoGebra tools at teaching tools on tentotwelvemath.