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1+2/3·x=1,5+1/6·x
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Răspuns :

[tex]1+ \frac{2}{3x} =1,5+ \frac{1}{6x} [/tex]
[tex] \frac{3x+2}{3x} = \frac{15}{10} + \frac{1}{6x} [/tex]
[tex] \frac{2*(3x+2)-1}{6x} = \frac{3}{2} [/tex]
3*6x = 4*(3x+2) - 2
18x = 12x +8-2
18x = 12x +6
6x = 6
x=1