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請(qǐng)教一下,這道題怎么解:(20%-x)/(20%-19%)=(-0.28-0)/(-0.28-0.08)我想知道過程
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您好:請(qǐng)稍等我列出來計(jì)算過程
2024 08/28 09:38
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2024 08/28 09:41
您好,計(jì)算過程如下:
(20%-x)/1%=77.78%
? ? 20%-x=77.78%*1%
? ? ?20%-x=0.007778
? ? ? ? ? x=20%-0.00778
? ? ? ? ?x=19.22%
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