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1. | 5x+8y-z=-7 x+2y+3z=1 2x-3y+2z=9 | |
2. | x+2y+2=4 3x-5y+3z=1 2x+7y-z=8 | |
3. | 3x+2y+z=5 2x+3y+z=1 2x+y+3z=11 | |
4. | +2y+4z=51 5x+y-2z=29 3x-y+z=10 | |
5. | 4x3y+27=9 2x+5y-3z=4 5x+6y-2z=18 | |
6. | 2x-y-z=4 3x+4y-2z=11 3x-2y+4z=11 | |
7. | x+y+2z=-1 x-y+2z=-4 4x+y+4z=-2 | |
8. | 3x-y+z=5 -2x+y+z=0 2x-4y+4z=2 | |
9. | 3x-y+z=4 2x-5y-3z=-17 x+y-z=1 | |
10. | x+y+z=2 2x-y-8z=-1 3x-2y+z=8 | |
11. | 2x+y+z=1 x+y+z=6 3x-y+z=4 | |
12. | 2x-y-3z=3 3x+4y-5z=8 x+2y+7z=12 | |
13. | x+5y+z=-7 2x-y-z=0 x-2y-z=2 | |
14. | x-2y+3z=6 2x+3y-4z=8 3x-2y-5z=12 | |
15. | 1,84x+2,25y+2,53z=-6,09 2,32x+2,6y+2,82z=-6,98 1,83x+2,06y+2,24z=-5,52 | |
16. | 2,58x+2,93y+3/13z=-6,66 1,32x+1,55y+1,58z=-3,58 2,09+2,25y+2,34z=-5,01 | |
17. | 2,18x+2,44+2,49z=-4,34 2,17x+2,31y+2,49z=-3,91 3,15x+3,22y+3,17z=-5,27 | |
18. | 1,54x+1,7y+1,62z=-1,97 3,69x+3,73y+3,59z=-3,74 2,45x+2,43y+2,25z=-2,26 | |
19. | 1,53x+1,61y+1,43z=-5,13 2,35x+2,31y+2,07z=-3,69 3,83x+3,73y+3,45z=-5,98 | |
20. | 2,36x+2,37y+2,13z=1,48 2,51x+2,4y+2,1z=1,92 2,59x+2,41y+2,06z=2,16 | |
21. | 5x3+8y2+7=0 x+2y-1=0 | |
22. | x2+2y4+6=0 3x-y+2=0 |