4x+2（2x+3）=38
    5x+3(11-x)=45
    x/5+45-x/3=11
    5x+3(11-x)=45
    5x+3(11-x)=45
    20=0.72/（1+r）+0.864/(1+r)^2+0.9936/(1+r）^3+1.04328/(r-0.05)/(1+r）^3
    5x+3(11-x)=45
    1/5(800-x)=240-x
    Xx12-6480=0
    （x-x/1.09*0.03）/1.09*0.03=123.46
    （x-x/1.09*0.03）/1.09*0.03=116.47
    （x-x/1.09*0.03）/1.09*0.03=123.46
    （x-x/1.09*0.03）/1.09*0.03=116.47
    x-x*0.08-[x-(x*0.08)] *0.13=1
    x-x*0.08-[x-(x*0.08)] *0.13=1
    x-x*0.08-[x-(x*0.08)]*0.13=1
    0=12/X-4980-1500
    0=12/X-4980-1500
    0=12/X-4980-1500
    0=12/X-4980-1500

Home page << page1098 page1099 page1100 page1101 page1102 ... ... page1104 page1105 page1106 page1107 page1108 >> Last page 31237 pages in total