Question

помогите с уровнениями

Answer 1

x+8 4/29=12
x=12-8 4/29=11 29/29-8 4/29
x=3 25/29

5 7/18-(x-2 5/18)=1 11/18
x-2 5/18=5 7/18-1 11/18=4 25/18-1 11/18
x-2 5/18=3 14/18=3 7/9
x=3 7/9+2 5/18=3 14/18+2 5/18
x=5 19/18=6 1/18