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2014-10-31T09:25:14+02:00


(a+b)/2=64

a=3b rezulta 4b/2=64 rezulta 4b =128 rezulta b=32 rezulta a=96

1 5 1
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2014-10-31T09:29:30+02:00
(x+y)/2=64
x+y=128
x=3y
3y+y=128
4y=128
y=32
x=3x32=96
2 5 2