2(x＋1)≤24－3x
    2/a＋1≥9/7
    x+114<514
    x-2（x-2）<4
    1000-10*n > 2*(n^(1/2))
    1000-10n^1/2 > 2n^1/2
    x∧2－19x+290＜0
    50x+35（600－x）≥26400
    3／5x＞4／x-3-2
    -2x-4<0
    1/3 <= (x-1)/x < 1
    1/3 <= (x-1)/x
    -50-（100+X）×1%+X≥10
    (100+X）×1%+X≥10
    (2x-1)/3-(5x+1)/2<=1 5x-2<3(x+2) 3x>=4x-1 (5x-1)/2>x-2 x+2(1-2x)>=-4 (3+5x)/2>x-1 2x+4<=5(x+2) x-1<2/3x
    x-(6.86*2+2+4.5+0.6+0.05*x+0.1*x)>0
    2/3x+1大于x减2/3
    -7(x+2)+2（3x+4)>-4
    3x+6>x+4
    8x-2-2x-5>-28

Home page << page517 page518 page519 page520 page521 ... ... page532page page533page page534page page535page page536page >> Last page 1276 pages in total