(1)
(3x+1)/4-1<(7x-3)/6-3(x-2)/8
→6(3x+1)-24<4(7x-3)-9(x-2)
→18x+6-24<28x-12-9x+18
→18x-18<19x+6
∴x>-24.
(2)
(1/7)(8-2x)-(3x-1)/5<4
→5(8-2x)-7(3x-1)<140
→40-10x-21x+7<140
→31x>-93
∴x>-3.