Learn all about writing the equation of a line. The equation of a line is such that its highest exponent on its variable(s) ...

👉Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are ...

All straight line graphs have an equation that can be written in the form 𝑦 equals 𝑚𝑥 add 𝑐, where 𝑚, the coefficient of the 𝑥 term, is the gradient or slope of the line. The constant, 𝑐, is ...

Some important points to revise from the chapter are: • An equation of the form ax + by + c = 0, where a, b and c are real numbers, such that a and b are not both zero, is called a linear equation in ...

CBSE Class 10 Chapter 3: Pair of Linear Equations in Two Variables focuses on solving two linear equations simultaneously using graphical and algebraic methods. Students learn key concepts such as ...