Rational Expressions Adding and Subtracting

Learn how to add and subtract rational expressions in this video lesson. We go through examples that involve factoring, finding a common denominator and then either adding or subtracting the numerators to combine into one fraction. Oftentimes the rational expression can be simplified further and we go through 4 examples together to show you how do these type of algebra problems.

0:16 Important 1st Step to Combine Rational Expressions
0:28 Example 1
2:00 Example 2
2:37 Two Different Ways to Subtract Rational Expressions
3:56 Example 3
6:00 Example 4

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