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2014-11-08T11:10:43+02:00
X=7*y+3
7y+3-y=705
6y=705-3=702
y=702/6=117
x=705+117=822
2014-11-08T11:10:52+02:00
X=7y+3 7y+3-y=705 6y=702 y=117 x-117=705 x=705+117 x=822
x=7y+3 7y+3-y=705 6y=702 y=117 x-117=705 x=705+117 x=822