Răspunsuri

2014-11-02T19:56:47+02:00
Desfacem parantezele: 7x-4x-3=5x-10-17+x
3x-3=6x-27 | +3
3x=6x-24 | -3x
0=3x-24 => 3x=24 => x=8
1 5 1
Cel mai inteligent răspuns!
2014-11-02T20:00:25+02:00
7x-4x-12=5x-10-17+x
3x-12=6x-27
3x-6x=12-27
-3x=-15
x=-15/3
x=-5

2 5 2