👤

x-1/3=2x
x=?
..........


Răspuns :

x-1/3=2x
x-2x=1/3
-x=1/3
x=-1/3
x=0,(3)
x-1/3=2x 
x-2x=1/3
-x=1/3 | inmultit (-1)
x=-1/3