2(2x-1)/0.01=0.03-3x/0.03-0.5

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2(2x-1)/0.01=0.03-3x/0.03-0.5
2(2x-1)/0.01=0.03-3x/0.03-0.5

2(2x-1)/0.01=0.03-3x/0.03-0.5
上式等价于2（2x-1）*100 = 0.03-x/0.01-0.5
400x-200 = -0.47-100x
500x = 199.53
x=199.53/500 = 0.39906

x=0.39906

等式两边同时乘以0.03,得到6(2x-1) =0.0009-3x-0.015
整理得15x=5.9859
所以x=0.39906

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