#### How to Simplify Fractions with Variables

#### How to Multiply Fractions with Variables

#### How to Divide Fractions by Canceling

#### How to Add and Subtract Fractions with x in the Denominator

#### How to Factor Variable Expressions

#### How to Factorize and Simplify Fractions with Variables

#### How to Factorize Polynomials of Degree 3 and 4

#### How are Rational Expressions Simplified?