Chapter I : Linear Equations in two variables in two variables

Example 3. Solve the following system of equation for x and y

Solution :- Multiplying equation (1) by b2 and then adding to (2) we get

Or, x = a

Putting x = a in equation (1) we get

x = a, y = b.

Alternative Method:-

 

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Subjects Maths (Part-1) by Mr. M. P. Keshari
Chapter 1 Linear Equations in Two Variables
Chapter 2 HCF and LCM
Chapter 3 Rational Expression
Chapter 4 Quadratic Equations
Chapter 5 Arithmetic Progressions
Chapter 6 Instalments
Chapter 7 Income Tax
Chapter 8 Similar Triangles