Ответ:
x+y+z = 1,2x-3y+2z = 3,3x-2y+z = 5.
x+y+z = 1,2x-3y+2z-3,3x+2y-z = 5.
x+y+z = -2,1x-y+z = 5.
3,1x+2y = 5.
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Ответ:
x+y+z = 1,2x-3y+2z = 3,3x-2y+z = 5.
x+y+z = 1,2x-3y+2z-3,3x+2y-z = 5.
x+y+z = -2,1x-y+z = 5.
3,1x+2y = 5.