0.2(x-3)=0.1(x-1)+0.01
0.2x-0.6=0.1x-0.1+0.01
0.2x-0.1x=0.6-0.1+0.01
0.1x=0.51
x=5.1
0.2(x-3)=0.1(x-1)+0.01
0.2(x-3)=0.1(x-1)+0.01
數(shù)學人氣:268 ℃時間:2020-06-06 10:11:17
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