1. Chapter 4 Class 9 Linear Equations in Two Variables
  2. Serial order wise
  3. Ex 4.2

Ex 4.2, 4 - Chapter 4 Class 9 Linear Equations in Two Variables

Last updated at Sept. 24, 2018 by

Ex 4.2, 4 - Find the value of k, if x = 2, y = 1 is a - Solution of linear equation

  1. Chapter 4 Class 9 Linear Equations in Two Variables
  2. Serial order wise

    3. Ex 4.2

    Ex 4.3 →
Ask Download

Transcript

Ex 4.2, 4 - Chapter 4 Class 9 Linear Equations in Two Variables - NCERT Find the value of k, if x = 2, y = 1 is a solution of the equation 2x + 3y = k. Given 2x + 3y = k Putting x = 2 and y = 1 2(2) +3(1) = k 4 + 3 = k 7 = k ∴ k = 7

Chapter 4 Class 9 Linear Equations in Two Variables
Serial order wise

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.