중2 수학 연립부등식활용! 과부족문제! 의자문제!

2018 15:01
Synopsis
(중2수학) 연립부등식활용! 과부족문제! 의자문제! 의자에 4명씩 앉으면 10명이 남고...하는 문제입니다. 이런문제를 과부족문제라고 ...
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