x/(x-2)=1.8怎么算

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x/(x-2)=1.8怎么算x/(x-2)=1.8怎么算x/(x-2)=1.8怎么算x/(x-2)=1.8x=1.8(x-2)x=1.8x-3.61.8x-x=3.60.8x=3.6x=3.6÷0.8

x/(x-2)=1.8怎么算
x/(x-2)=1.8怎么算

x/(x-2)=1.8怎么算
x/(x-2)=1.8
x=1.8(x-2)
x=1.8x-3.6
1.8x-x=3.6
0.8x=3.6
x=3.6÷0.8
x=4.5

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