Dividing two rational expressions by multiplying by the LCM

The video tutorial explains how to handle equations with fractions by using the least common multiple (LCM). It starts with an introduction to fractions and the challenges they present in equations. The instructor demonstrates how to solve these equations by multiplying all terms by the LCM, simplifying the process. The tutorial covers determining the LCM, applying it to equations, and simplifying the results to reach a solution.

What happens to the equation when you multiply by the same number on the top and bottom of a fraction?

What is the final answer derived from the equation discussed in the text?