\
The system of equations are
Definition of augment matrix:
\If are the system of equations then the augmented matrix is
.
Augment matrix of the system of equations is .
Apply .
Apply .
Apply .
\
Number of variables .
Rank of the Matrix is
.
Rank of the augmented matrix is
.
Rank of < Rank of
, the system has infinitely many solutions.
Solutions of system of equations are and
.
\
Consider then
\
\
Substitute and
in
.
\
\
The solutions of system of equations are .
\
\
Infinitely many solutions.
\\
The solutions of system of equations are .