Question

Решите уравнение!!!!!
Пж

Answer 1

Ответ:

$\frac{20}{7}+x-\frac{23}{6} =\frac{31}{21} \\\\-\frac{41}{42} +x=\frac{31}{21} \\\\x=\frac{31}{21} +\frac{41}{42} \\\\x=2\frac{19}{42}$