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  • A certain number of apples are distributed among poor children.If 3 apples are given to each of them,80 apples remain an

    A certain number of apples are distributed among poor children.If 3 apples are given to each of them,80 apples remain and if 4 apples are distributed to each of them,there is a shortage of 30 apples.Find the numbers of children and apples.(方程式加答案!)
    英語人氣:518 ℃時間:2020-04-08 02:48:58
    優(yōu)質(zhì)解答
    題目意思是給每人3個蘋果還多80個,給每人4個又少了30個
    設(shè)有x人y個蘋果
    y=3x+80
    y=4x-30
    得x=110y=410
    即有110人410個蘋果
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