Solving Linear Systems by Substitution when Lines are Parallel = No Solution

1,847 views · Published 6 February 2011 · 4:23 · Indexed 6 October 2026

Channel: Papapodcasts · 2011 · Education

Watch on YouTube

This video continues to look at solving linear systems by substitution and how to identify when there are no solutions, thus resulting in parallel lines.

Make NOTE: Slopes for these linear systems are identical.

More from this channel