12.5+4x=21.7
    (4x-1)/3-（x-1）/2=2
    （2x-1）/3-（4x+2）/5=-1
    (x+17)/5-(3x-7)/4=-2
    (4x+2)/3-(x-1)/2=2
    (3(1-2x)/5-1=(x+3)/3
    (3x-5)-(1+X)/3=1
    （2+3x）%4=5
    m+(m-3)/2=3-(2m-1)/3
    7.5x-9.5*4=8.5
    1-x/2-2=x/4
    x-0.36x+2=18
    8x-2.6=37.8
    x+1.4x=48
    （x+12）*6=108
    1/2-3a=0
    m+2/5-1=m-2/2
    m+2/5=m-2/2
    (x^2-2*x+2)^2-9+6x-x^2 =0
    (x^2-2*x+2)^2-9-6x-x^2=0

Home page << page494 page495 page496 page497 page498 ... ... page500 page501 page502 page503 page504 >> Last page 31306 pages in total