求解600/x-600/(5/4)x=30,
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求解600/x-600/(5/4)x=30,求解600/x-600/(5/4)x=30,求解600/x-600/(5/4)x=30,答:600/x-600/(5x/4)=30(600/x)*(1-4/
求解600/x-600/(5/4)x=30,
求解600/x-600/(5/4)x=30,
求解600/x-600/(5/4)x=30,
答:
600/x-600/(5x/4)=30
(600/x)*(1-4/5)=30
(600/x)*(1/5)=30
120/x=30
x=120/30
x=4
经检验,x=4是原分式方程的根
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