The video on exploring linear systems lays the foundation for this lesson.

https://mathpqjq.com/exploring-systems-of-linear-equations/

You will learn how the intersection point of two lines relates to the solution of a linear system. We will also discuss isolating a variable and verifying equations.

Be sure to check out an alternative way to solve a linear system at:

https://mathpqjq.com/solving-a-linear-system-by-substitution/