Instructional Video

Parallel Lines from Equation (Example 2), Mathematics I

Curated and Reviewed by Lesson Planet

Can you tell, algebraically, if three lines are parallel? In this video, Sal demonstrates how to rewrite linear equations in slope-intercept form and compare the slope of each line.

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Concepts
equivalent expressions, parallel lines, slope-intercept form, linear equations
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Additional Tags
rewrite equivalent expression, slope-intercept form, standard form of a linear equation, parallel lines, y=mx+b, math
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Classroom Considerations
  • This video is hosted on YouTube