题目

（本题满分8分）解方程．   答案：解：两边同时乘以，得．····································································· 3分解这个方程，得．·········································································· 7分检验：时，不是原分式方程的解，李军买了23千克奶糖，每千克的价钱是58元．张强用了与李军同样多的钱买水果糖，每千克价钱是5图元．张强买了多少千克水果糖？