oblicz.
9-{8-[7-(6-5)]}=
9-[(8-7)-(6-5)]=
PS.nie chcę rozwiązań typu: 9-{8-[7-(6-5)]}=7 tylko pełne rozwiązania!!!
DAJE NAJ !!!
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9-{8-[7-(6-5)]} = 9-[8-(7-1)] = 9-(8-6) = 9-2 = 7
9-[(8-7)-(6-5)] = 9-(1-1) = 9-0 = 9