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2014-05-05T14:06:16+03:00
A+b+b-(a+b) = 836-539
a-a+b+B-b= 297
b=297
a=539-297= 242
2 5 2
2014-05-05T15:59:43+03:00
A+b+b-(a+b) = 836-539 a+b+b-(a+b) = a-a+b+b+b= 297 b = 297 a = 539-297=242