急急急急急学校美术小组的男同学比女同学多15人 。这学期又有3名同学参加了美术组 美术小组男生比女生多l5人，又有3名男生参加，这时男同学恰好...
\u5b66\u6821\u7f8e\u672f\u5c0f\u7ec4\u7684\u7537\u540c\u5b66\u6bd4\u5973\u540c\u5b66\u591a15\u4eba\uff0c\u8fd9\u4e2a\u5b66\u671f\u53c8\u67093\u540d\u7537\u540c\u5b66\u53c2\u52a0\u4e86\u7f8e\u672f\u7ec4\uff0c\u8fd9\u65f6\u7537\u540c\u5b66\b\u6070\u597d\u662f\u5973\u540c\u5b66\u539f\u6765\u7537\u751f\u670927\u4eba\uff0c\u5973\u751f\u670912\u4eba\uff1b\u5982\u679c\u52a0\u4e0a\u65b0\u6765\u7684\u540c\u5b66\uff0c\u7537\u751f\u5c31\u670928\u4eba\uff0c\u5973\u751f\u670914\u4eba\u3002\u601d\u8def\uff1a\u7537\u751f\u6bd4\u5973\u751f\u591a15\u4eba\uff0c\u540e\u53c8\u8fdb\u4e863\u4eba\uff0c\u4e24\u8005\u6210\u500d\u6570\u5173\u7cfb2\u500d\u3002\u90a3\u7537\u751f\u5c31\u662f\u4e00\u4e2a\u5076\u6570\uff0c\u8bbe\u7537\u751f\u73b0\u5728\u53c816\u4eba1+15=16\uff0c3-1=2\u5973\u751f\u5219\u591a2\u4eba\uff0c16/2=8\u4eba\uff0c16-8=8\uff0c\uff0816+1\uff09-\uff088+1\uff09=8+1\uff0c....\u50cf\u8fd9\u6837\u63a8\u7740\u4e0b\u53bb\uff0c\u523028/14=2\uff0c2\u88ab\u7b26\u5408\u9898\u76ee\u6807\u51c6\uff0c\u90a3\u8981\u7b97\u539f\u6765\u7684\u4eba\u6570\uff0c\u770b\u5bf9\u4e0d\u5bf9\u3002\u5c31\u7528 \u7537\u751f\uff1a28-1=27\uff0c\u5973\u751f14-2=12.27-12=15\uff0c\u76f8\u5dee\u4eba\u6570\u4e5f\u7b26\u5408\uff0c\u7b54\u6848\u4fbf\u7b97\u51fa\u6765\u4e86\u3002
\u89e3:\u8bbe\u5973\u751f\u6709x\u4eba\u3002
2x-x-3=15
x=18
\u73b0\u5728\u7537\u751f\u670918\u00d72=36\uff0c\u539f\u6765\u670936-2=34\u4eba
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绛旓細杩欎釜澶ф鏂瑰舰鍚湁灏忔鏂瑰舰鐨勪釜鏁 =6脳6 =36涓 娑傝壊鐨勫皬姝ｆ柟褰㈢殑涓暟 =36脳5/15 =36脳1/3 =12涓 娑傝壊閮ㄥ垎杩樿兘琛ㄧず涓3鍒嗕箣1銆瀛︽牎缇庢湳灏忕粍鏈夊鐢36浜猴紝鍏朵腑鐢峰悓瀛16浜猴紝鐢峰悓瀛﹀崰缇庢湳灏忕粍浜烘暟鐨(9鍒嗕箣4)锛屽コ鍚屽鍗犵編鏈皬缁勪汉鏁扮殑(9鍒嗕箣5)16梅36=4/9 1-4/9=5/9 ...
