n（-n+3n+1）＝2
    x－(x*0.1%)＝5000
    x/(231.2＋x)＝0.01
    x/(231.2＋x)＝0.03
    （x-3）(x+47)=2975
    x(x-1)=56
    16x+16=12x+12
    （38+2x）(23+2x)=1000
    x*1.07=0.884
    X/111-(100-X)/1000=0.273
    X/111-(100-X)/1000=0.00273
    x/460＝x/520+5000/460
    x^2=200
    x^7-16*x^6+101*x^5-322*x^4+550*x^3-486*x^2+188*x-16=0
    2*x^5-21*x^4+79*x^3-135*x^2+107*x-32=0
    (x-1)*(x-2)*(x-4)-(x-2)*(x-3)-(x-1)*(x-4)=0
    (x-1)*(x-2)*(x-4)-(x-2)*(x-3)-(x-1)*(x-4)
    (x-1)*(x-4)-2*(x-3)
    2x^2-101x+825=0
    x=72.35+19.03+1+(x/1.09*0.09)*0.12

Home page << page7 page8 page9 page10 page11 ... ... page13 page14 page15 page16 page17 >> Last page 31306 pages in total