Question

Решите уравнение
(28/31+х) - 14/31 = 16/31

Answer 1

(28/31+х) - 14/31 = 16/31
$( \frac{28}{31}+x )- \frac{14}{31} = \frac{16}{31} \\ \\ \frac{28}{31} +x= \frac{16}{31} + \frac{14}{31} \\ \\ \frac{28}{31} +x= \frac{30}{31} \\ \\ x= \frac{30}{31} - \frac{28}{31} \\ \\ x= \frac{2}{31}$