[tex]\frac{x}{2}-\frac{4x}{3}+\frac{7x}{6}=7[/tex]
Aduci la acelasi numitor in membrul stang si membrul drept, scapand de impartire.
[tex]\frac{3x-8x+7x}{6}=\frac{42}{6}\\3x-8x+7x=42\\2x=42\\x=\frac{42}{2}\\x=21[/tex]
