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2014-11-06T19:40:03+02:00
[(x+174:3)x3+4]x11=1991
(x+58)x3+4=1991:11
(x+58)x3+4=181
(x+58)x3=181-4
(x+58)x3=177
x+58=177:3
x+58=59
x=59-58

x=1





2 5 2
2014-11-06T19:45:17+02:00
(x+58)*3+4=1991/11
(x+58)*3+4=181
(x+58)*3=181-4=177
x+58=177:3=59
x+58=59
x=59-58
x=1
2 3 2