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rezolva ecuatia
2 + 6 *(5x-1)= 14


Răspuns :

6x(5x-1)=14-2
6x(5x-1)=12
5X-1=12:6
5X-1=2
5X=3
X= 3 pe 5...
2+30x-6=14
30x=14+6-2
30x=18
x=18/30
x=3/5