x + 3*y - 6*z = 4
10*x - 7*y + 9*z = 3
12*x + y - 6*z = 13
1
0
1
x1 = 1.00000000000000 y1 = 1.00000000000000 z1 = 1.447566071967798e-24
x2 = 1.00000000000000 y2 = 1.00000000000000 z2 = -4.342698215903395e-24
x3 = 1.00000000000000 y3 = 1.00000000000000 z3 = -3.618915179919496e-25
x4 = 1.00000000000000 y4 = 1.00000000000000 z4 = -1.447566071967798e-24
x5 = 1.00000000000000 y5 = 1.00000000000000 z5 = -7.237830359838992e-25
x6 = 1.00000000000000 y6 = 1.00000000000000 z6 = -3.101927297073854e-25
x7 = 1.00000000000000 y7 = 1.00000000000000 z7 = 0.0