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cum se rezolva ecuatia 3(2x-1)-2(x+1)=4(x-1)

Răspuns :

3(2x-1)-2(x+1)=4(x-1)
6x-3-2x-2=4x-4
4x-5=4x-4
4x-4x=5-4
0=1 (fals) ⇒ x∈∅
3(2x-1)-2 (x+1)=4 (x-1)
6x-3-2x+2=4x-4
4x-1=4x-4
4x-4x=1-4
0=-3