They teach you very well. Let's clarify each and every concept. Let's take a regular test. Chapter-wise assignments are provided. They give extra time.
Top Concept Videos in Mathematics Linear Equations in Two Variables
Solving Linear Equations Step-by-Step
CBSE - Class 9>Mathematics>Linear Equations in Two Variables
Getting Started with Linear Equations
CBSE - Class 9>Mathematics>Linear Equations in Two Variables
Drawing the Graph of a Linear Equation
CBSE - Class 9>Mathematics>Linear Equations in Two Variables