1,8-(2 3/5- (х-1,2) )=3

Question

1,8-(2 3/5- (х-1,2) )=3

Answer 1

1,8-(2,6-x+1,2)=3
1,8-3-x=3
x=1,8

Answer 2

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