Răspunsuri

2014-05-12T13:44:16+03:00
X+y+z= 954
x+ z= 579
rezulta ca y= 954-579= 375
xx+y+z= 954
y+z= 656,
rezulta ca x= 298
x+z=579
x=298, rezulta ca  z- 281
2014-05-12T13:48:19+03:00
X+y+z=954
x   +z=579
   y+z=656
y=954-579=375
x=954-656=298
z=954-375-298=281