设答对了x个题,则答错了（10-x)
故有 8x-5(10-x)=41
解得x=7
即答对了7个题,错了3个题
有十道题：算对一道加8分,算错一道扣5分,最后等于41分,怎么算?
有十道题：算对一道加8分,算错一道扣5分,最后等于41分,怎么算?
数学人气：841 ℃时间：2020-01-25 23:52:11
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