Posto u informatoru nemam resenja treba mi info o tacnosti sledece jednacine:
14x+2y-6z=9
-4x+y+9z=3
6x-4y+3z=-4
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14x+2y-6z=9
-4x+y+9z=3 /-2
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14x+2y-6z=9
8x-2y-18z=-6
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22x-24z=3
14x+2y-6z=9 /2
6x-4y+3z=-4
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34x-9z=14 / 16
22x-24z=3 / -6
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x = 56 / 103
z = 923 / 2472
y = 351 / 824
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PS
kako se radi ovakva linearna jednacina
2x+y-z=2a+2b
x+y+z=a-2b
3x+2y-5z=7b