Vectors 8.2 Cartesian Equation of a line (R2)
Channel: Ms Havrot's Canadian University Math Prerequisites
Date: 27/02/2020

Finding parametric equations, solving for t and using these equations to find the Cartesian equations.  It's all pretty easy but you need to know what's what.  
Ax + By + C = 0   .... and knowing that (A, B ) is the NORMAL or the vector perpendicular to the line.