x+y+z=10,5
y= 0.5x z=x+ 0.5x
czyli:
x+ 0.5x+ 1.5x= 10.5
3x= 10.5 I:3
x=3.5
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x+y+z=10,5
y= 0.5x z=x+ 0.5x
czyli:
x+ 0.5x+ 1.5x= 10.5
3x= 10.5 I:3
x=3.5