# 6th Class Mathematics Algebra Introduction

Introduction

Category : 6th Class

### Introduction

An equation with variable is known as an algebraic expression. The value of unknown variable is obtained by simplification of the expression. All even numbers cannot be represented because there are infinite number of even numbers, therefore, it can be represented by an equation called algebraic expression. Even numbers $=2\times n$whereas, n is a variable and the value of n may have 1, 2, 3, 4,........,etc.

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