Maxt 9 - Linear Equations is a free Android application designed to teach students how to solve linear equation systems through its solving interface and lessons. This app can solve 2x2 and 3x3 linear equations by using various methods such as substitution, elimination, equalization, and Cramer's rule.

The app offers a step-by-step process with a brief explanation to make it easier for students to learn. In addition, Maxt 9 includes a series of lessons where students can learn linear equations in a hierarchical way. The app is suitable for students who want to learn the concepts of linear equations and their problem-solving techniques.