Помогите решить задачу

Question

Помогите решить задачу

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Answer 1

(Х+1/6)*1 13/15+9 2/5=17 2/3+2 5/6
(Х+1/6)*28/15+47/5=53/3+17/6
28/15х+183/90+47/5=106/6+17/6
28/15х+183/90+846/90=123/6
28/15х+1029/90=123/6
28/15х=123/6-1029/90
28/15х=1845/90-1029/90
28/15х=816/90
Х=816/90*15/28=102/21=4 18/21=4 6/7