| (%i1) | solve([x-y=7,x+2*y=3],[x,y]); |
| (%i2) | solve([6*u+v=5,3*u-2*v=5],[u,v]); |
| (%i3) | solve([p+q-r=0,2*p-q+3*r=3,-p-q=6],[p,q,r]); |
| (%i4) | solve([2*u-v+2*w=2,-u-v+3*w=1,3*u-2*w=1],[u,v,w]); |
| (%i5) | solve([5*x1+3*x2-x3=9,3*x1+2*x2-x3=5,x1+x2+x3=-1],[x1,x2,x3]); |
| (%i6) | solve([x+z-2*w=-3,2*x-y+2*z-w=-5,-6*y-4*z+2*w=2,x+3*y+2*z-w=1],[x,y,z,w]); |
| (%i7) | solve([3*x1+x2=1,x1+3*x2+x3=1,x2+3*x3+x4=1,x3+3*x4=1],[x1,x2,x3,x4]); |
| (%i8) | solve([2*x+2*y+3*z=1,y+2*z=3,4*x+5*y+7*z=15],[x,y,z]); |
| --> |