Question

define variable with an example

Answer 1

variable ia nothing but alphabets which used after the coffeciant or value ex. 2x+3y =7 here , 2 is coffeciant and after coffeciant is x which is known as variable

Answer 2

In algebraic expressions a variable is nothing but it is that which value is not constant it can be of any no. its value is not fixed . we usually use x , y , z to explore variable.
hope this will help you.