Adding polynomials not in standard form

The video tutorial explains how to solve a math problem using the vertical method. It starts by introducing a problem that looks different from a previously solved one. The teacher emphasizes the importance of using the vertical method for addition. The tutorial covers rewriting terms with zero placeholders to maintain place value and demonstrates how to combine like terms. Finally, it shows how to add equations to arrive at the solution.

What is the result of adding 3X^2 and -X^2?

What is the final sum of the constants 5 and 7?