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