This video lecture (2 of 2) illustrates adding and subtracting rational expressions with unlike denominators. https://sites.google.com/site/swtcmath
Topics and terms featured in this two video sequence: working with rational expressions when denominators are the same, and when the denominators are different.
This lecture video, presented by Southwest Tech mathematics instructor Helen Mar Adams, corresponds to our Intermediate Algebra course. Southwest Wisconsin Technical College, copyright 2016.