x=ln1/x
    (x/340)-(x/4760)=3.4
    x/340-x/4760=3.4
    X^2+5x+25=0
    13.11x=7.98×(3.2+x)
    13.11x=7.98×(3.5+x)
    25t^2+20t=140
    22x+30（1/2x+15）=6000
    n(100-4n)=400
    n(n-1)=182
    n(n-1)=55
    X/3+X/5=2
    (X/3)+(X/5)=2
    X/3+X/5=2
     x^1997 = x^1995
    50*sin(x)/sin(36)=20/sin(x+36)
    (x-40)(740-10x)=2640
    6xx-65x+50=0
    6x-65x+50=0
    (x-40)(740-10x)=2640

Home page << page1112 page1113 page1114 page1115 page1116 ... ... page1118 page1119 page1120 page1121 page1122 >> Last page 31237 pages in total