1 1/2 −( 5/6 x+ 1/3 )= 8/9 note.....1 + 1/2 = 3/2 ....so we have....
3/2 - (5/6)x - 1/3 = 8/9 multiply through by the common denominator of 2,6,3,9 = 18
And we have
27 - 15x - 6 = 16
21 - 15x = 16 add 15x to both sides, subtract 16 from both sides
5 = 15x divide both sides by 15
5/15 = x = 1/3