1223-8（8x+140）=10（5x-33）+615
    20（y-1）+115y=1500
    1315-6（3x+95）=529-7（120-2x）
    34=x/1.595+x^2/10.352
    33=x/1.595+x^2/10.352
    32=x/1.595+x^2/10.352
    31=x/1.595+x^2/10.352
    30=x/1.595+x^2/10.352
    29=x/1.595+x^2/10.352
    28=x/1.595+x^2/10.352
    27=x/1.595+x^2/10.352
    26=x/1.595+x^2/10.352
    24=x/1.595+x^2/10.352
    22=x/1.595+x^2/10.352
    20=x/1.595+x^2/10.352
    18=x/1.595+x^2/10.352
    16=x/1.595+x^2/10.352
    14=x/1.595+x^2/10.352
    12=x/1.595+x^2/10.352
    10=x/1.595+x^2/10.352

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