a×0.6=55.8
    a×0.6=45.6
    a×0.6=30.6
    a×0.6=18.5
    (6x^4-7x^3-x^2-1)/(2x+1)
    0.2x/（5-0.2x）=√10
    (5X-1.8)*4=2.3
    x^2-8.5x+15.7=0
    sqrt（（-2-t）^2+(-2*t-4)^2）
    5x-0.16x^2=26
    17/16x^2+x/3-5/9
    2x^2+2x+3=0
    5.546=（（0.021*x^1.85+955.4）^0.5）*x^0.84
    1041=（（0.021*x^1.85+955.4）^0.5）*x^0.84
    x+50+x=x+60
    -151.2+x*(1-0.8%)=50
    5x+10=8(x-3）-2
    x^2-6*x+9=(2*x-1)^2
    2*x^2-4*x-1=0
    X-X*0.2-6=21956.39

Home page << page163 page164 page165 page166 page167 ... ... page169 page170 page171 page172 page173 >> Last page 31235 pages in total