Mathematics
Senior High
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整数解を全て求める問題で答えがx=17k+20、y=-30k-35だったんですけど自分の計算のどこが間違ってますか?
(21 307t7425
1=3,8=-5
30(2-3)419(8t5)-5
スラリ作れ5=3ok
12-17k13,そころ0k-5
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