Solving a proportion using cross multiplication

The video tutorial covers solving proportions using cross multiplication. It begins with an introduction to proportions and explains the process of cross multiplication. The tutorial then demonstrates the application of the distributive property in solving equations and discusses the handling of negative signs. The video concludes with the final solution to the problem, emphasizing that the placement of negative signs does not affect the outcome as long as they are applied consistently.

What new insight or understanding did you gain from this video?