(1)方程变形得:(x-3)2+(x-3)=0,分解因式得:(x-3)(x-2)=0,可得x-3=0或x-2=0,解局悄得:x1=3,x2=2;(2)开方得:x+3=2x-5或x+3=-2x+5,解得汪腊祥:x1=8,x2= 2 3 ;(3)方程移项得:(3x-1)(x-1)-(4x+1)(困搏x-1)=0,分解因式得:(x-1)(-x-2)=0,解得:x1=1,x2=-2.