（4x-1）/（2x+3)+(3-2x）/（x-6)=0
(4x-1)(x-6)+(3-2x)(2x+3)=0
4x^2-24x-x+6+9-4x^2=0
-25x+15=0
x=3/5
经检验：x=3/5是方程的根