While substitution is useful, the elimination method is often faster for the 3-variable and 4-variable equations found at the end of the level.
Level H worksheets are notoriously time-consuming. Maintaining focus through twenty pages of multi-step equations is a test of endurance. Searching for a Kumon Math Level H PDF kumon math level h pdf
Applying algebraic equations to real-world scenarios (distance, speed, time, and percentage problems). While substitution is useful, the elimination method is
Keep pushing forward—once you clear the hurdle of Level H, the world of advanced functions and calculus becomes much more accessible! While substitution is useful