2B=36-3B
    786*42+X*143=150582
    （27.776+x）×2.95＝55.552+77.128-x
    （27.776+x）×2.75＝55.552+77.128-x
    （27.776+x）×2.55＝55.552+77.128-x
    （27.776+x）×2.35＝55.552+77.128-x
    （27.776+x）×2.15＝55.552+77.128-x
    79x+90(1-x)=83
    6X*0.5+3X*0.5=9
    3x^2+10x-65=0
    x^2+10x-65=0
    x^2=0.00003375*（0.1-x）
    2/(x-2)+2
    （5.8-5.8/1.13*0.13+0.13）/6.86=X
    （7-7/1.13*0.13+0.15）/6.86=X
    1/101*X+13/113*(30383.73-X）=1939.26
    1/101*X+13/113*(23135.14-X）=1939.26
    1/101*X+13/113*(23135.14-X）=2685.13
    1/101*X+13/113*（293786.95-X）=18766.32
    -(1/14y)=-(124/21)

Home page << page34 page35 page36 page37 page38 ... ... page40 page41 page42 page43 page44 >> Last page 31315 pages in total