Equations in two or three variables

Adjoint and evaluation of inverse of determinants and Solution of simultaneous linear equations in three variables

A non homogeneous system of linear equations in three variables AX=D has unique solution if

system OF linear equation for three variable

By using x and y as a variable , write two linear equations in two variables.

Express the equation 5y =9 as linear equation in two variables

A system of two linear equations in two variables is consistent , if their graphs .

If a pair of linear equations in two variables is consistent, then the lines represented by two equations are (a) intersecting (b) parallel (c) always coincident (d) intersecting or coincident

Using variable form the linear equation in two variables.

Method to draw a graph of linear equation in two variables.

PAIR OF LINEAR EQUATION IN TWO VARIABLE|Pair of Linear Equations in Two Variables|Graphical Representation|Question Discussion|Summary