0=1*8.314*ln（200/50）+1*7/2*8.314*ln(x/350)
    0=1*8.314*ln（200/50）+1*8.314*ln(x/350)
    17x-17x^3=6x^4+6
    5100*(x+61x/71)+7100x=5
    3x-3x^3=x^4+1
    2x-2x^3=x^4+1
    x-x^3=x^4+1
    logx3=1/3
    X/(X+30)=0.4
    X/X+30=0.4
    x^3+2x^2-x+2=0
    13*0.8-2x=4.9
    sqrt(3)x-1. 6sqrt(3)=x+1. 6
    6x-7=9x+8
    (-11/12+3/4)x(-4^2)+(-2 1/3)/3.5
    (5x+1)/2-(6x+2)/4 = 1
    5x+1/2-6x+2/4=1
    1/1+x^2=x^2-（1/3）
    2/3(x+3)=7/2(x-2)
    x+xx=100

Home page << page482 page483 page484 page485 page486 ... ... page488 page489 page490 page491 page492 >> Last page 31280 pages in total