May 2021 3 49 Report
一元一次方程式的應用問題(和速率有關)

已知一艘客輪航行往返於A、B兩港口,去程時每小時平均航行6公里, 回程時每小時平均航行8小時,如果來回一趟需要14小時,那A、B兩港口距離多遠?幫忙解題一下謝謝^^

已更新項目:

SORRY打太快啦

是平均每小時8公里^^"

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