2(3x+1)-x<3(x+4) 6х+2-х<3x+12 6x-x-3x<12-2 2x<10 x<5 7x+4(x-2)>6(1+3x) 7x+4x-8>6+18x 7x+4x-18x>6+8 7x>14 x>2 2(x-1)-3(x+2)<6(1+x) 2x-2-3x-6<6+6x 2x-3x-6x<6+6+2 -7x<14 x>-2