20%x x=3.6怎么解

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20%xx=3.6怎么解20%xx=3.6怎么解20%xx=3.6怎么解20%x+x=3.60.2x+x=3.6(1+0.2)x=3.61.2x=3.6x=3.6÷1.2x=3

20%x x=3.6怎么解
20%x x=3.6怎么解

20%x x=3.6怎么解
20%x+x=3.6
0.2x+x=3.6
(1+0.2)x=3.6
1.2x=3.6
x=3.6÷1.2
x=3