144/x*45200*700*x=(35-x)*144/x*206000*1130.9+(115-x)*144/x*206000*1130.9+(150-x)*144/x*34500*(150-x)*700+(162-x)*206000*144/x*12*180+(354-x)*206000*144/x*22*180
    144/x*45200=(35-x+115-x)*144/x*206000+(150-x)*144/x*34500+(162-x+354-x)*206000*144/x
     x = 193747.804678095+（14.544%/5）x
    x = 290621.707017143+（14.544%/5）x
    x = 290621.707017143+（14.544%/3.03）x
    (x-119.880)*10-0.6-0.6=2
    x=290621.707017143+（10.24%/3.03）x
    8x-24/25x-40=1/4
    (x-117.602)*10-0.6-0.6=2
    18/x=12÷16
    4:10=x
    8/20=4:x
    a
    （x-25+10）*0.6/（（x-25+10）*0.6+（180-x+15）*1.3）=24.6%
    （x-25+10）*0.6/（（x-25+10）*0.6+（180-x+10）*1.3）=24.6%
    4*x^3+15*x^2+16*x+6=0
    -0.22x+106=18x+0.00044
    -7=-15624x
    -7=18*-868+x
    -0.22x+106=18x+2232

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