Cómo resolver sistemas de ecuaciones: sustitución, igualación, reducción y gráfico

The same system… solved in 4 different ways. And they all lead to the same result. In this video, we solve a system of two equations with two unknowns step by step, explaining each transformation so you understand the process without having to memorize it. We work through an exam-style exercise, ideal for secondary and high school students, where you'll see how to organize the procedure, avoid common mistakes, and check the final solution. Clear, direct content designed to help you master systems of equations with confidence.