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2010-03-06T13:47:34+01:00
3(x-1)+2=8
3x-3+2=8
3x = 8+3-2
3x = 9 |:3
x = 3

pozdrawiam ;]
2 5 2
2010-03-06T13:47:38+01:00
3(x-1)+2=8
3x-3+2=8
3x=9 /:3
x=3
1 5 1
2010-03-06T13:47:45+01:00
3x-3+2=8
3x=8-2+3
3x=9/:3
x=3
1 5 1