3/4x+5/6x-6=1/3
(3/4 +5/6)x=6+ 1/3
19/12 *X= 19/3
X=19/3 /(19/12)=12/3=4
1有5分之3/（x-0.45）=3又5分之一
8/5/(x-0.45)=16/5
x-0.45=2
x=2.45