Mathematics
Senior High
わかんないです！
途中計算も全部書いてください！
9なのの明錠をすべて
①⑪) 29xナ13ッニュ1 (⑫ 516y=1 ⑯ 37x十31yニ1
⑬⑭) 67z+20y=ュ (5) 5lx73yニ1 (@) 47x二32yニ3
(2) 5zナ1のニ2. (3) 4x二17yニ30 (9) 19x一65y=20
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