Выбери верные ответы

\(\boldsymbol{\cfrac{5x}{6y} + \cfrac{x+2}{18y}=}\)

• \(\cfrac{14x+2}{18y}\)
• \(\cfrac{16x+2}{6y}\)
• \(\cfrac{8x+1}{9y}\)

\(\boldsymbol{\cfrac{3a-1}{a^2} - \cfrac{2a+b}{ab}=}\)

• \(\cfrac{4ab-b-2a^2}{a^2b}\)
• \(-\cfrac{2a^2-2ab+b}{a^2b}\)
• \(\cfrac{2a^2-2ab+b}{ab}\)