Mathematics Junior High 22 minutes ๏ผ5๏ผใฎๅ้กใๆใใฆๆฌฒใใใงใ๏ผ 2ๆ็ฎใฏ็ญใใจ่งฃ่ชฌใงใ๐*ใ
Mathematics Junior High about 2 hours ไธญ๏ผใฎๆฐๅญฆใง่ณชๅใงใ -5axy-4bxy+7cxy ใใใๅ ๆฐๅ่งฃใใชใใใใจใ...
Mathematics Junior High 1 day ใใฎๅ้กใฎ่งฃใๆนใๆใใฆใใ ใใ๏ผ ่ฉณใใๆใใฆใใ ใใใจใใใใใงใ๏ผ
Mathematics Junior High 1 day ใใใฎ่งฃใๆนใใใฃใฑใใใใใพใใ๐ฆ๐ฆ ใฉใชใใๆใใฆใใ ใใ๐๐ปโโ๏ธโผ๏ธ
Mathematics Junior High 2 days ๅ้ ๅผใจๅค้ ๅผใใใฉใใใฆใ่ฆใใใใพใใ(/_;) ็ฐกๅใซ่ฆใใๆนๆณๆใใฆใใใใพใใใใ
Mathematics Junior High 2 days ๆน็ผ1ใใใใฏ1ใปใณใใงใใ้ข็ฉใฎๆฑใใใๆใใฆไธใใ
