Question

1,8-(2 3/5-(х -1,2))=3

Answer 1

1,8-(2 3/5-(х -1,2))=3
1,8-(2,6-х+1,2)=3
1,8-(3,8-х)=3
1,8-3,8+х=3
х-2=3
х=3+2
х=5