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Rezolvați ecuatia 4x-1=3x+1

Răspuns :

4x-1=3x+1
4x-3x-1 = 1
4x-3x = 1+1
x =1+1
x=2 
4x-1=3x+1
4x-3x=1+1
x=2

Proba
4×2-1=3×2+1
8-1=6+1
7=7
(adevarat )