X-(0.4X+160)/0.4X+160=13/22怎么解

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X-(0.4X+160)/0.4X+160=13/22怎么解X-(0.4X+160)/0.4X+160=13/22怎么解X-(0.4X+160)/0.4X+160=13/22怎么解22×0.4X-22

X-(0.4X+160)/0.4X+160=13/22怎么解
X-(0.4X+160)/0.4X+160=13/22怎么解

X-(0.4X+160)/0.4X+160=13/22怎么解
22×0.4X-22×（0.4X+160）+22×160×0.4X=13×0.4X
8.8X-8.8X-22×160+1408X=5.2X
1402.8X=3520
X=

X=2.48或者X=-160.9