x/(100-x)/(50-x)*10^9=5.653*10^7
    x/(100-x)/(200-x)*10^9=5.653*10^7
    x/(100-x)/(200-x)*10^9=5.653*107
    x/(100-x)/(200-x)*10^9=7641.8
    x/(100-x)/(200-x)*10^9=1.106*10^6
    x/(100-x)/(200-x)*10^9=3.804*10^6
    x/(100-x)/(200-x)*10^9=1.588*10^7
    x/(100-x)/(200-x)*10^9=5.653*10^7
    x/(100-x)/(200-x)*10^9=5.075*10^8
    x/(100-x)/(200-x)*10^7=5.653*10^7
    x/(100-x)/(200-x)*10^7=5.075*10^8
    0.11=0.6*(1+x)/11.28+x
    （x-2）*（x+1）=0
    X+30+ (X+30)/（1−0.003）×0.003=400
    3+x=2(x+0.5)
    -449*x^3+3525*x^2-6823*x+5520=3650
    3-x=2x
    -449*x^3+3525*x^2-6823*x+5520=4697
    0.1x^2-x+1=0
    x^2-15x-20=0

Home page << page167 page168 page169 page170 page171 ... ... page173 page174 page175 page176 page177 >> Last page 31235 pages in total