Solve the system of linear equations using the Gauss-Jordan elimination method.

Question

x-2y=8
3x+4y=4.

Answer 1

Given linear equations are x - 2y = 8 and 3x + 4y = 4.

Convert the equations in to matrix form.

is coefficeint matrix , is variable matrix and is constant matrix.

From Gauss - jordan elimnation method

Augmented matrix is

Here represents first row and represents second row.

Solution .