Question

⚰️⚰️⚰️⚰️⚰️⚰️⚰️⚰️⚰️⚰️⚰️⚰️⚰️​

Answer 1

$(0,(7)-3\frac{4}{5}):(2,3-6,7):(-2)=(\frac{7}{10}-\frac{19}{5}):(-4,4):(-2)=-\frac{31}{10}:(-\frac{22}{5}):(-2)=-\frac{31}{10}\cdot\frac{5}{22}\cdot\frac{1}{2}=-\frac{31}{2}\cdot\frac{1}{22}\cdot\frac{1}{2}=-\frac{31}{88}=-0,(34)$