Rewriting a system of equations to align the variables apply the addition method

The video tutorial explains how to solve a system of equations by aligning variables and using elimination. It emphasizes the importance of aligning equations correctly and demonstrates solving for X and Y. The tutorial also covers plugging values into equations and verifying the final solution.

What is the significance of the equal sign alignment in the equations?

Why is it acceptable to plug the value of X into either equation?

Describe the final steps taken to solve for Y in the equations.