å¨é»è¾è°é¢ä¸ï¼ä»¤ \(A\)ã\(B\) å \(C\) 表示ä¸ä¸ªäººãå·²ç¥ \(A + B = 10\)ï¼\(B + C = 14\)ï¼\(A + C = 12\)ï¼å¾åº \(A\)ã\(B\) å \(C\) çå¼ã - Abu Waleed Tea
Feb 28, 2026
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