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Rezolvati ecuația : 2(x-4)-6=6x+3(x+3)-2

Răspuns :

2(x-4)-6=6x+3(x+3)-2
2x-8-6=6x+3x+9-2
2x-14=9x+7
2x-9x=7+14
-7x=21
x=-3