||'''Book'''|| Linear Algebra ||
 ||'''Author'''|| Gilbert Strang ||
 ||'''Edition'''||  ||

/* code_begins */

{{{
A = matrix ([[3,2,10], [6,4,x]] ) # This is coefficient matrix augmented with the solution matrix

print A
if A[0][0] / A[1][0] == A[0][1]/ A[1][1]:
    x=A[0][2]/(A[0][1]/A[1][1])
    
print x
}}}

/* code_ends */

 * '''Solution by''': 
   * Amit Tewari, Student, IIT Roorkee
   * Rachit Jha, Student, IIT Roorkee
   * Arnab Basu, Student, IIT Roorkee
   * Shubham Mittal, Student, IIT Roorkee