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Tataralin2005
a fost răspuns

{1+[(75-5x13)x5-43]x7+1}

Răspuns :

(1+(75-65)*5-43)*7+1)
(1+10*5-43)*7+1)
(1+7)*7+1)
8*7+1
57
{1+[(75-5·13)·5-43]·7+1}
{1+[(75-65)·5-43]·7+1}
{1+[10·5-43]·7+1}
{1+[50-43]·7+1}
{1+7·7+1}
{1+49+1}
{50+1}
51←