王老师和李老师带40个同学去公园划船,师生一共租了10条船.每条大船坐5人,每条小船坐3人。租用 王老师带45名学生去公园划船。大船限乘6人，每条租金24元；...
\u738b\u8001\u5e08\u548c\u674e\u8001\u5e08\u5e26\u4e8648\u540d\u540c\u5b66\u53bb\u516c\u56ed\u5212\u8239,\u5171\u79df\u4e869\u6761\u8239,\u6bcf\u6761\u5927\u8239\u57506\u4eba,\u6bcf\u6761\u5c0f\u8239\u57504\u4eba.\u4ed6\u4eec\u79df\u4e86\u591a\u5c11\u8bbe\uff1a\u5927\u8239x\u6761\uff0c\u5219\u5c0f\u82399-x\u6761\u3002
6x+4(9-x)=48
6x+36-4x=48
2x=12
x=6
\u6240\u4ee5\uff0c\u5927\u82396\u6761\uff0c\u5c0f\u82399-6=3\uff08\u6761\uff09
\u5206\u6790\uff1a\u4e58\u5750\u5927\u8239\u6bcf\u4eba\u970024\u00f76=4\u5143\uff0c\u5c0f\u8239\u6bcf\u4eba\u970020\u00f74=5\u5143\uff0c\u6240\u4ee5\u5c3d\u91cf\u79df\u5927\u8239\uff0c\u5c11\u79df\u5c0f\u8239\uff0c\u800c\u4e14\u4fdd\u8bc1\u7a7a\u4f4d\u6700\u5c11\uff0c\u8fd9\u6837\u79df\u91d1\u4f1a\u6700\u5c11\uff0e
\u89e3\u7b54\uff1a\u89e3\uff1a45\u00f76=7\uff08\u53ea\uff09\u20263\uff08\u4eba\uff09\u2460\u5168\u79df\u5927\u8239\u97008\u53ea\uff0c\u82b1\u8d3924\u00d78=192\uff08\u5143\uff09\u2461\u79df\u5927\u82397\u53ea\uff0c\u9700\u5c0f\u82391\u53ea\uff08\u53ef\u4ee5\u4e587\u00d76+4=46\u4eba\uff09\uff0c\u82b1\u8d3924\u00d77+20=188\uff08\u5143\uff09\u2462\u79df\u5927\u82396\u53ea\uff0c\u9700\u5c0f\u82393\u53ea\uff08\u53ef\u4ee5\u4e586\u00d76+4\u00d73=48\u4eba\uff09\uff0c\u82b1\u8d3924\u00d76+20\u00d73=204\uff08\u5143\uff09\u2463\u79df\u5927\u82395\u53ea\uff0c\u9700\u5c0f\u82394\u53ea\uff08\u53ef\u4ee5\u4e586\u00d75+4\u00d74=46\u4eba\uff09\uff0c\u82b1\u8d3924\u00d75+20\u00d74=200\uff08\u5143\uff09\u2464\u79df\u5927\u82394\u53ea\uff0c\u9700\u5c0f\u82396\u53ea\uff08\u53ef\u4ee5\u4e586\u00d74+4\u00d76=48\u4eba\uff09\uff0c\u82b1\u8d3924\u00d74+20\u00d76=216\uff08\u5143\uff09\u2465\u79df\u5927\u82393\u53ea\uff0c\u9700\u5c0f\u82397\u53ea\uff08\u53ef\u4ee5\u4e586\u00d73+4\u00d77=46\u4eba\uff09\uff0c\u82b1\u8d3924\u00d73+20\u00d77=212\uff08\u5143\uff09\u2466\u79df\u5927\u82392\u53ea\uff0c\u9700\u5c0f\u82399\u53ea\uff08\u53ef\u4ee5\u4e586\u00d72+4\u00d79=48\u4eba\uff09\uff0c\u82b1\u8d3924\u00d72+20\u00d79=228\uff08\u5143\uff09\u2467\u79df\u5927\u82391\u53ea\uff0c\u9700\u5c0f\u823910\u53ea\uff08\u53ef\u4ee5\u4e586\u00d71+4\u00d710=46\u4eba\uff09\uff0c\u82b1\u8d3924\u00d71+20\u00d710=224\uff08\u5143\uff09\u2468\u79df\u5c0f\u823912\u53ea\uff08\u53ef\u4ee5\u4e584\u00d712=48\u4eba\uff09\uff0c\u82b1\u8d3920\u00d712=240\uff08\u5143\uff09\u4ece\u4ee5\u4e0a\u8ba1\u7b97\u53ef\u4ee5\u770b\u51fa\uff0c\u591a\u79df\u5927\u8239\uff0c\u5c11\u79df\u5c0f\u8239\uff0c\u7a7a\u7684\u4f4d\u7f6e\u8d8a\u5c11\uff0c\u82b1\u8d39\u8d8a\u5c11\uff0c\u6240\u4ee5\u79df\u5927\u82397\u53ea\uff0c\u9700\u5c0f\u82391\u53ea\uff0c\u82b1\u8d39188\u5143\u6700\u5212\u7b97\uff0e
\u62d3\u5c55\u8d44\u6599\u70b9\u8bc4\uff1a\u5bf9\u4e8e\u89e3\u51b3\u65b9\u6848\u95ee\u9898\uff0c\u6ce8\u610f\u9898\u76ee\u4e2d\u8574\u542b\u7684\u6761\u4ef6\u548c\u6570\u636e\uff0c\u901a\u8fc7\u5177\u4f53\u7684\u8ba1\u7b97\uff0c\u627e\u51fa\u6700\u4f18\u5316\u7684\u65b9\u6848\uff0e
X+Y=10;
5X+3Y=40.
可知X=5，Y=5
即大船5条小船5条
绛旓細5X+3Y=40.鍙煡X=5锛孻=5 鍗冲ぇ鑸5鏉″皬鑸5鏉
绛旓細40鍚嶅悓瀛 40脳15=600 闂1锛氭垚浜虹エ鎬0 鍏卞灏戦挶 2脳25=50 闂2锛氭诲叡瑕佽姳澶氬皯閽 2脳25+40脳15=650
绛旓細涓鍏40鍚嶅悓瀛锛鐜嬭佸笀鍜屾潕鑰佸笀2涓汉锛屾讳汉鏁板簲璇ユ槸40+2=42涓汉 瑙ｇ瓟濡備笅锛氭牴鎹鎰忚姹傦紝35浜轰互涓婃瘡浜20鍏冿紝42澶т簬35锛屾墍浠42浜哄簲涓璧疯喘涔板洟浣撶エ銆傜畻寮忥細42涔樹互20绛変簬840锛堝厓锛夌瓟锛氳喘涔板洟浣撶エ鏇村垝绠楋紝42浜烘诲叡闇瑕840鍏冦
绛旓細40+1+1=42锛堜汉锛42梅8=59锛堟潯锛夆︹2锛堜汉锛5+1=6锛堟潯锛42梅6=7锛堟潯锛42梅4=10锛堟潯锛夆︹2锛堜汉锛10+1=11锛堟潯锛6脳20=180锛堝厓锛7脳16=112锛堝厓锛11脳12=132锛堝厓锛180锛132锛112 绛旓細濡傛灉绉熷悓鏍风殑鑸癸紝鎴戣寰楀簲璇ョ涓彿鑸癸紝鍥犱负涓彿鑸规渶鐪侀挶銆傚弬鑰冭祫鏂欙細鎴戣嚜宸 ...
绛旓細鍙互鎶婁袱绉嶆柟妗堣繘琛屾瘮杈冿細锛1锛40+2=42,42*24.5=1029 锛2锛42*20=840 褰撶劧鏄拱鍥綋绁ㄥ垝绠椼
绛旓細鏂规涓锛屽垎鍒喘鎴愪汉绁ㄥ拰瀛︾敓绁細5脳40+3脳10=230锛堝厓锛夛紱鏂规浜岋紝缁熶竴璐洟浣撶エ锛6脳43=258锛堝厓锛夛紱鏂规涓夛紝7鍚嶅鐢鍜3鍚嶈佸笀璐洟浣撶エ锛屽墿涓嬬殑瀛︾敓璐鐢熺エ锛氾紙3+7锛壝6+锛40-7锛壝5=10脳6+33脳5锛=60+165锛=225锛堝厓锛夛紱225鍏冿紲230鍏冿紲258鍏冿紟鎵浠ユ柟妗堜笁鏈鍚堢畻锛庣瓟锛7鍚嶅鐢熷拰3鍚...
绛旓細(40+2)/(6+1)=6 6*6=36
绛旓細2+40=42锛堜汉锛42梅5=8锛堟潯锛夆︹2锛堜汉锛8+1=9锛堟潯锛夌瓟锛氳嚦灏戣绉9鏉¤埞銆
绛旓細澶ц埞20鍏冿紝鍙箻4浜猴紝灏忚埞18鍏冿紝鍙箻3涓汉锛鑰佸笀鍜屾潕鑰佸笀甯40鍚嶅鐢熷幓鍒掕埞锛岀9澶2灏忚埞鏇寸渷閽憋紝瑕216鍏冮挶锛20*9+18*2 =180+36 =216
绛旓細瑙ｏ細鑰佸笀2浜猴紝鍚屽45浜 2+45=47锛堜汉锛夊崟涔帮細47脳15=705锛堝厓锛夋寜鍥綋绁ㄤ拱锛岃繕闇50-47=3锛堜汉锛50脳15脳锛4/5锛=600(鍏)绛旓細鏈灏戣繕闇3浜猴紝涓鍏辫姳600鍏冦
