Simultaneous (Linear) Equations [Including Problems] | ICSE Mathematics Class 9 | Ex 6B | Part I

ICSE Selina Concise Mathematics Class 9 Chapter 6. Simultaneous (Linear) Equations [Including Problems] Exercise 6 (B)

Method of elimination by equating coefficients

Part I - Questions 1, 2 & 3

For solving each pair of equations, in this exercise, use the method of elimination by equating coefficients.

Q1. 13 + 2y = 9x
3y = 7x

Q2. 3x - y = 23
x/3 +y/4 = 4

Q3. 5y/2 - x/3 = 8
y/2 +5x/3 = 12

For March 2021 examination of class 9 Standard IX Revised syllabus. 2020-21
For March 2021 examination of class IX