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Ecuatie : 1,2x-6=6

Va rog


Răspuns :

1,2x = 6 + 6 
1,2x = 12 
x = 12 :1,2 = 10 
[tex]\displaystyle 1,2x-6=6 \\ 1,2x=6+6 \\ 1,2x=12 \\ x= \frac{12}{1,2} \\ x=10[/tex]