Question

Помогите срочно пж
Пж​

Answer 1

$(x+\frac{5}{6})-\frac{2}{3}=\frac{13}{18}\\x+\frac{5}{6}-\frac{2}{3}=\frac{13}{18}\\x+\frac{1}{6}=\frac{13}{18}\\x=\frac{13}{18}-\frac{1}{6}\\x=\frac{5}{9}$