Chapter 4 (Linear Equations in Two Variables) of Class 9 Maths NCERT Book can be downloaded from here in PDF format. Get the latest edition of the chapter along with the best-explained NCERT ...

CBSE Class 9 Maths Extra Questions for Chapter 4 - Linear Equations In Two Variables: 1. Find the equation of a line on which the point (1, 2) lies. Answer: x + y = 3 is the equation on which the ...