Question

(x-5 3/21) + 2 6/7=9 1/14 решите уравнение дроби

Answer 1

(x-5 3/21) + 2 6/7=9 1/14
(x-5 3/21)=9 1/14-2 6/7
x-5 3/21=7+(1/14-12/14)
x=6 3/14+5 3/21
x=11+(3/14+3/21)
x=11 5/14