一条六年级的奥数题：关于方程的！！！
\u51e0\u9053\u516d\u5e74\u7ea7\u6570\u5b66\u9898\uff0c\u7528\u65b9\u7a0b\uff0c\u6025\uff011.\u89e3\uff1a\u8bbe\u505a\u5bf9\u4e86x\u9053\u9898\uff0c\u5219\u505a\u9519\u4e8620-x\u9053\u9898
8x-4\uff0820-x\uff09=100
\u89e3\u5f97x=15
20-15=5
\u7b54\uff1a\u5c0f\u660e\u505a\u5bf9\u4e8615\u9053\u9898\uff0c\u5219\u505a\u9519\u4e865\u9053\u9898
2.\u89e3\uff1a\u8bbe\u4e2d\u9014\u5171\u635f\u574f\u4e86x\u4e2a\uff0c\u6709350-x\u4e2a\u6ca1\u635f\u574f
\uff08350-x\uff09*40-90x=13220
\u89e3\u5f97x=6
\u7b54\uff1a\u4e2d\u9014\u5171\u635f\u574f\u4e866\u4e2a
3.\u89e3\uff1a\u8bbe\u9e21\u6709x\u53ea\uff0c\u5219\u5154\u5b50\u6709120-x\u53ea
2x-60=4\uff08120-x\uff09
\u89e3\u5f97x=90
120-90=30
\u7b54\uff1a\u9e21\u670990\u53ea\uff0c\u5154\u5b50\u670930\u53ea
1\u3001\u5927\u5c0f\u4e24\u6876\u6cb9\uff0c\u91cd\u91cf\u6bd4\u662f7\uff1a3\uff0c\u5982\u679c\u4ece\u5927\u6876\u53d6\u51fa12\u5343\u514b\u5012\u5165\u5c0f\u6876\uff0c\u5219\u4e24\u6876\u6cb9\u4e2d\u7684\u6cb9\u6b63\u597d\u76f8\u7b49\u3002\u4e24\u6876\u6cb9\u539f\u6765\u5404\u6709\u591a\u5c11\u6cb9\uff1f
12/2*10=60\uff08\u5343\u514b\uff09
7+3=10
60/10*7=42\uff08\u5343\u514b\uff09
60/10*3=18\uff08\u5343\u514b\uff09
\u7b54\uff1a\u5927\u6876\u91cc\u670942\u5343\u514b\u6cb9\uff0c
\u5c0f\u6876\u91cc\u670918\u5343\u514b\u6cb9\u3002
2\u3001\u4e00\u6876\u6c7d\u6cb9\uff0c\u6876\u7684\u91cd\u91cf\u662f\u6cb9\u76848%\uff0c\u5012\u51fa48\u5343\u514b\u540e\uff0c\u6cb9\u7684\u91cd\u91cf\u76f8\u5f53\u4e8e\u540c\u7684\u4e8c\u5206\u4e4b\u4e00\uff0c\u539f\u6709\u6cb9\u591a\u5c11\u5343\u514b\uff1f
48/\uff081-8%*0.5\uff09
=48/96%
=50\uff08\u5343\u514b\uff09
\u7b54\uff1a\u539f\u6709\u6cb950\u5343\u514b\u3002
*=\u4e58\u53f7
/=\u9664\u53f7
\u56de\u7b54\u8005\uff1a \u53db\u9006\u7cbe\u7075\u5c4b - \u9b54\u6cd5\u5b66\u5f92 \u4e00\u7ea7 2-4 17:50
\u67e5\u770b\u7528\u6237\u8bc4\u8bba(3)>>
\u8bc4\u4ef7\u5df2\u7ecf\u88ab\u5173\u95ed \u76ee\u524d\u6709 2 \u4e2a\u4eba\u8bc4\u4ef7
\u597d
50% \uff081\uff09 \u4e0d\u597d
50% \uff081\uff09
\u76f8\u5173\u5185\u5bb9
• \u516d\u5e74\u7ea7 \u5965\u6570\u9898
• \u4e94\u5e74\u7ea7\u5965\u6570\u9898\u76ee\u54e6
• \u5e2e\u6211\u7b97\u4e00\u4e0b\u8fd9\u9053\u516d\u5e74\u7ea7\u5965\u6570\u9898\u3002
• \u516d\u5e74\u7ea7\u5965\u6570\u9898
• \u8c01\u6709\u4e09\u5e74\u7ea7\u5965\u6570\u9898\u76ee
\u66f4\u591a\u76f8\u5173\u95ee\u9898>>
\u67e5\u770b\u540c\u4e3b\u9898\u95ee\u9898\uff1a\u516d\u5e74\u7ea7 \u5965\u6570\u9898
\u5176\u4ed6\u56de\u7b54 \u5171 1 \u6761
\u4e2d\u56fd\u5269\u4f59\u5b9a\u7406\u201d\u7b97\u7406\u53ca\u5176\u5e94\u7528\uff1a\uff08\u53ef\u4ee5\u8ba9\u4f60\u5b66\u4f1a\u5e76\u8003\u522b\u4eba\uff09
\u4e3a\u4ec0\u4e48\u8fd9\u6837\u89e3\u5462\uff1f\u56e0\u4e3a70\u662f5\u548c7\u7684\u516c\u500d\u6570\uff0c\u4e14\u9664\u4ee53\u4f591\u300221\u662f3\u548c7\u7684\u516c\u500d\u6570\uff0c\u4e14\u9664\u4ee55\u4f591\u300215\u662f3\u548c5\u7684\u516c\u500d\u6570\uff0c\u4e14\u9664\u4ee57\u4f591\u3002\uff08\u4efb\u4f55\u4e00\u4e2a\u4e00\u6b21\u540c\u4f59\u5f0f\u7ec4\uff0c\u53ea\u8981\u6839\u636e\u8fd9\u4e2a\u89c4\u5f8b\u6c42\u51fa\u90a3\u51e0\u4e2a\u5173\u952e\u6570\u5b57\uff0c\u90a3\u4e48\u8fd9\u4e2a\u4e00\u6b21\u540c\u4f59\u5f0f\u7ec4\u5c31\u4e0d\u96be\u89e3\u51fa\u4e86\u3002\uff09\u628a70\u300121\u300115\u8fd9\u4e09\u4e2a\u6570\u5206\u522b\u4e58\u4ee5\u5b83\u4eec\u7684\u4f59\u6570\uff0c\u518d\u628a\u4e09\u4e2a\u79ef\u52a0\u8d77\u6765\u662f233\uff0c\u7b26\u5408\u9898\u610f\uff0c\u4f46\u4e0d\u662f\u6700\u5c0f\uff0c\u800c105\u53c8\u662f3\u30015\u30017\u7684\u6700\u5c0f\u516c\u500d\u6570\uff0c\u53bb\u6389105\u7684\u500d\u6570\uff0c\u5269\u4e0b\u7684\u5dee\u5c31\u662f\u6700\u5c0f\u7684\u4e00\u4e2a\u7b54\u6848\u3002
\u7528\u6b4c\u8bc0\u89e3\u9898\u5bb9\u6613\u8bb0\u5fc6\uff0c\u4f46\u6709\u5b83\u7684\u5c40\u9650\u6027\uff0c\u53ea\u80fd\u9650\u4e8e\u75283\u30015\u30017\u4e09\u4e2a\u6570\u53bb\u9664\uff0c\u7528\u5176\u5b83\u7684\u6570\u53bb\u9664\u5c31\u4e0d\u884c\u4e86\u3002\u540e\u6765\u6211\u56fd\u6570\u5b66\u5bb6\u53c8\u7814\u7a76\u4e86\u8fd9\u4e2a\u95ee\u9898\uff0c\u8fd0\u7528\u4e86\u50cf\u4e0a\u9762\u5206\u6790\u7684\u65b9\u6cd5\u90a3\u6837\u8fdb\u884c\u89e3\u7b54\u3002
\u4f8b1\uff1a\u4e00\u4e2a\u6570\u88ab3\u9664\u4f591\uff0c\u88ab4\u9664\u4f592\uff0c\u88ab5\u9664\u4f594\uff0c\u8fd9\u4e2a\u6570\u6700\u5c0f\u662f\u51e0\uff1f
\u9898\u4e2d3\u30014\u30015\u4e09\u4e2a\u6570\u4e24\u4e24\u4e92\u8d28\u3002
\u5219\u30144\uff0c5\u3015=20\uff1b\u30143\uff0c5\u3015=15\uff1b\u30143\uff0c4\u3015=12\uff1b\u30143\uff0c4\uff0c5\u3015=60\u3002
\u4e3a\u4e86\u4f7f20\u88ab3\u9664\u4f591\uff0c\u752820\u00d72=40\uff1b
\u4f7f15\u88ab4\u9664\u4f591\uff0c\u752815\u00d73=45\uff1b
\u4f7f12\u88ab5\u9664\u4f591\uff0c\u752812\u00d73=36\u3002
\u7136\u540e\uff0c40\u00d71\uff0b45\u00d72\uff0b36\u00d74=274\uff0c
\u56e0\u4e3a\uff0c274>60\uff0c\u6240\u4ee5\uff0c274\uff0d60\u00d74=34\uff0c\u5c31\u662f\u6240\u6c42\u7684\u6570\u3002
\u4f8b2\uff1a\u4e00\u4e2a\u6570\u88ab3\u9664\u4f592\uff0c\u88ab7\u9664\u4f594\uff0c\u88ab8\u9664\u4f595\uff0c\u8fd9\u4e2a\u6570\u6700\u5c0f\u662f\u51e0\uff1f
\u9898\u4e2d3\u30017\u30018\u4e09\u4e2a\u6570\u4e24\u4e24\u4e92\u8d28\u3002
\u5219\u30147\uff0c8\u3015=56\uff1b\u30143\uff0c8\u3015=24\uff1b\u30143\uff0c7\u3015=21\uff1b\u30143\uff0c7\uff0c8\u3015=168\u3002
\u4e3a\u4e86\u4f7f56\u88ab3\u9664\u4f591\uff0c\u752856\u00d72=112\uff1b
\u4f7f24\u88ab7\u9664\u4f591\uff0c\u752824\u00d75=120\u3002
\u4f7f21\u88ab8\u9664\u4f591\uff0c\u752821\u00d75=105\uff1b
\u7136\u540e\uff0c112\u00d72\uff0b120\u00d74\uff0b105\u00d75=1229\uff0c
\u56e0\u4e3a\uff0c1229>168\uff0c\u6240\u4ee5\uff0c1229\uff0d168\u00d77=53\uff0c\u5c31\u662f\u6240\u6c42\u7684\u6570\u3002
\u4f8b3\uff1a\u4e00\u4e2a\u6570\u9664\u4ee55\u4f594\uff0c\u9664\u4ee58\u4f593\uff0c\u9664\u4ee511\u4f592\uff0c\u6c42\u6ee1\u8db3\u6761\u4ef6\u7684\u6700\u5c0f\u7684\u81ea\u7136\u6570\u3002
\u9898\u4e2d5\u30018\u300111\u4e09\u4e2a\u6570\u4e24\u4e24\u4e92\u8d28\u3002
\u5219\u30148\uff0c11\u3015=88\uff1b\u30145\uff0c11\u3015=55\uff1b\u30145\uff0c8\u3015=40\uff1b\u30145\uff0c8\uff0c11\u3015=440\u3002
\u4e3a\u4e86\u4f7f88\u88ab5\u9664\u4f591\uff0c\u752888\u00d72=176\uff1b
\u4f7f55\u88ab8\u9664\u4f591\uff0c\u752855\u00d77=385\uff1b
\u4f7f40\u88ab11\u9664\u4f591\uff0c\u752840\u00d78=320\u3002
\u7136\u540e\uff0c176\u00d74\uff0b385\u00d73\uff0b320\u00d72=2499\uff0c
\u56e0\u4e3a\uff0c2499>440\uff0c\u6240\u4ee5\uff0c2499\uff0d440\u00d75=299\uff0c\u5c31\u662f\u6240\u6c42\u7684\u6570\u3002
\u4f8b4\uff1a\u6709\u4e00\u4e2a\u5e74\u7ea7\u7684\u540c\u5b66\uff0c\u6bcf9\u4eba\u4e00\u6392\u591a5\u4eba\uff0c\u6bcf7\u4eba\u4e00\u6392\u591a1\u4eba\uff0c\u6bcf5\u4eba\u4e00\u6392\u591a2\u4eba\uff0c\u95ee\u8fd9\u4e2a\u5e74\u7ea7\u81f3\u5c11\u6709\u591a\u5c11\u4eba\uff1f\uff08\u5e78\u798f123\u8001\u5e08\u95ee\u7684\u9898\u76ee\uff09
\u9898\u4e2d9\u30017\u30015\u4e09\u4e2a\u6570\u4e24\u4e24\u4e92\u8d28\u3002
\u5219\u30147\uff0c5\u3015=35\uff1b\u30149\uff0c5\u3015=45\uff1b\u30149\uff0c7\u3015=63\uff1b\u30149\uff0c7\uff0c5\u3015=315\u3002
\u4e3a\u4e86\u4f7f35\u88ab9\u9664\u4f591\uff0c\u752835\u00d78=280\uff1b
\u4f7f45\u88ab7\u9664\u4f591\uff0c\u752845\u00d75=225\uff1b
\u4f7f63\u88ab5\u9664\u4f591\uff0c\u752863\u00d72=126\u3002
\u7136\u540e\uff0c280\u00d75\uff0b225\u00d71\uff0b126\u00d72=1877\uff0c
\u56e0\u4e3a\uff0c1877>315\uff0c\u6240\u4ee5\uff0c1877\uff0d315\u00d75=302\uff0c\u5c31\u662f\u6240\u6c42\u7684\u6570\u3002
\u4f8b5\uff1a\u6709\u4e00\u4e2a\u5e74\u7ea7\u7684\u540c\u5b66\uff0c\u6bcf9\u4eba\u4e00\u6392\u591a6\u4eba\uff0c\u6bcf7\u4eba\u4e00\u6392\u591a2\u4eba\uff0c\u6bcf5\u4eba\u4e00\u6392\u591a3\u4eba\uff0c\u95ee\u8fd9\u4e2a\u5e74\u7ea7\u81f3\u5c11\u6709\u591a\u5c11\u4eba\uff1f\uff08\u6cfd\u6797\u8001\u5e08\u7684\u9898\u76ee\uff09
\u9898\u4e2d9\u30017\u30015\u4e09\u4e2a\u6570\u4e24\u4e24\u4e92\u8d28\u3002
\u5219\u30147\uff0c5\u3015=35\uff1b\u30149\uff0c5\u3015=45\uff1b\u30149\uff0c7\u3015=63\uff1b\u30149\uff0c7\uff0c5\u3015=315\u3002
\u4e3a\u4e86\u4f7f35\u88ab9\u9664\u4f591\uff0c\u752835\u00d78=280\uff1b
\u4f7f45\u88ab7\u9664\u4f591\uff0c\u752845\u00d75=225\uff1b
\u4f7f63\u88ab5\u9664\u4f591\uff0c\u752863\u00d72=126\u3002
\u7136\u540e\uff0c280\u00d76\uff0b225\u00d72\uff0b126\u00d73=2508\uff0c
\u56e0\u4e3a\uff0c2508>315\uff0c\u6240\u4ee5\uff0c2508\uff0d315\u00d77=303\uff0c\u5c31\u662f\u6240\u6c42\u7684\u6570\u3002
\uff08\u4f8b5\u4e0e\u4f8b4\u7684\u9664\u6570\u76f8\u540c\uff0c\u90a3\u4e48\u5404\u4e2a\u4f59\u6570\u8981\u4e58\u7684\u201c\u6570\u201d\u4e5f\u5206\u522b\u76f8\u540c\uff0c\u6240\u4e0d\u540c\u7684\u5c31\u662f\u6700\u540e\u4e24\u6b65\u3002\uff09
\u201c\u4e2d\u56fd\u5269\u4f59\u5b9a\u7406\u201d\u7b80\u4ecb\uff1a
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\u90a3\u4e48\uff0c\u8fd9\u4e2a\u95ee\u9898\u600e\u4e48\u89e3\u5462\uff1f\u660e\u671d\u6570\u5b66\u5bb6\u7a0b\u5927\u4f4d\u628a\u8fd9\u4e00\u89e3\u6cd5\u7f16\u6210\u56db\u53e5\u6b4c\u8bc0\uff1a
\u4e09\u4eba\u540c\u884c\u4e03\u5341\uff0870\uff09\u7a00\uff0c
\u4e94\u6811\u6885\u82b1\u5eff\u4e00\uff0821\uff09\u679d\uff0c
\u4e03\u5b50\u56e2\u5706\u6b63\u6708\u534a\uff0815\uff09\uff0c
\u9664\u767e\u96f6\u4e94\uff08105\uff09\u4fbf\u5f97\u77e5\u3002
\u6b4c\u8bc0\u4e2d\u6bcf\u4e00\u53e5\u8bdd\u90fd\u662f\u4e00\u6b65\u89e3\u6cd5\uff1a\u7b2c\u4e00\u53e5\u6307\u9664\u4ee53\u7684\u4f59\u6570\u752870\u53bb\u4e58\uff1b\u7b2c\u4e8c\u53e5\u6307\u9664\u4ee55\u7684\u4f59\u6570\u752821\u53bb\u4e58\uff1b\u7b2c\u4e09\u53e5\u6307\u9664\u4ee57\u7684\u4f59\u6570\u752815\u53bb\u4e58\uff1b\u7b2c\u56db\u53e5\u6307\u4e0a\u9762\u4e58\u5f97\u7684\u4e09\u4e2a\u79ef\u76f8\u52a0\u7684\u548c\u5982\u8d85\u8fc7105\uff0c\u5c31\u51cf\u53bb105\u7684\u500d\u6570\uff0c\u5c31\u5f97\u5230\u7b54\u6848\u4e86\u3002\u5373\uff1a
70\u00d72\uff0b21\u00d73\uff0b15\u00d72\uff0d105\u00d72=23
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1. \u4e09\u4e2a\u6570\u7684\u548c\u662f555\uff0c\u8fd9\u4e09\u4e2a\u6570\u5206\u522b\u80fd\u88ab3\uff0c5\uff0c7\u6574\u9664\uff0c\u800c\u4e14\u5546\u90fd\u76f8\u540c\uff0c\u6c42\u8fd9\u4e09\u4e2a\u6570\u3002
2. \u5df2\u77e5A\u662f\u4e00\u4e2a\u81ea\u7136\u6570\uff0c\u5b83\u662f15\u7684\u500d\u6570\uff0c\u5e76\u4e14\u5b83\u7684\u5404\u4e2a\u6570\u4f4d\u4e0a\u7684\u6570\u5b57\u53ea\u67090\u548c8\u4e24\u79cd\uff0c\u95eeA\u6700\u5c0f\u662f\u51e0\uff1f
3. \u628a\u81ea\u7136\u6570\u4f9d\u6b21\u6392\u6210\u4ee5\u4e0b\u6570\u9635\uff1a
1\uff0c2\uff0c4\uff0c7\uff0c\u2026
3\uff0c5\uff0c8\uff0c\u2026
6\uff0c9\uff0c\u2026
10\uff0c\u2026
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6. \u5728800\u7c73\u7684\u73af\u5c9b\u4e0a\uff0c\u6bcf\u969450\u7c73\u63d2\u4e00\u9762\u5f69\u65d7\uff0c\u540e\u6765\u53c8\u589e\u52a0\u4e86\u4e00\u4e9b\u5f69\u65d7\uff0c\u5c31\u628a\u5f69\u65d7\u7684\u95f4\u9694\u7f29\u77ed\u4e86\uff0c\u8d77\u70b9\u7684\u5f69\u65d7\u4e0d\u52a8\uff0c\u91cd\u65b0\u63d2\u5b8c\u540e\u53d1\u73b0\uff0c\u4e00\u5171\u67094\u6839\u5f69\u65d7\u6ca1\u52a8\uff0c\u95ee\u73b0\u5728\u7684\u5f69\u65d7\u95f4\u9694\u591a\u5c11\u7c73\uff1f
7. 13511\uff0c13903\uff0c14589\u88ab\u81ea\u7136\u6570m\u9664\u6240\u5f97\u4f59\u6570\u76f8\u540c\uff0c\u95eem\u6700\u5927\u503c\u662f\u591a\u5c11\uff1f
8. \u6c421\u5230200\u7684\u81ea\u7136\u6570\u4e2d\u4e0d\u80fd\u88ab2\u30013\u30015\u4e2d\u4efb\u4f55\u4e00\u4e2a\u6570\u6574\u9664\u7684\u6570\u6709\u591a\u5c11\u4e2a\uff1f
9. \u6709\u4e00\u5217\u6570\uff1a1\uff0c999\uff0c998\uff0c1\uff0c997\uff0c996\uff0c1\uff0c\u2026\u4ece\u7b2c3\u4e2a\u6570\u8d77\uff0c\u6bcf\u4e00\u4e2a\u6570\u90fd\u662f\u5b83\u524d\u97622\u4e2a\u6570\u4e2d\u5927\u6570\u51cf\u5c0f\u6570\u7684\u5dee\u3002\u6c42\u4ece\u7b2c1\u4e2a\u6570\u8d77\u5230999\u4e2a\u6570\u8fd9999\u4e2a\u6570\u4e4b\u548c\u3002
10. \u4ece200\u52301800\u7684\u81ea\u7136\u6570\u4e2d\u6709\u5947\u6570\u4e2a\u7ea6\u6570\u7684\u6570\u6709\u591a\u5c11\u4e2a\uff1f
11. \u5728\u4e0b\u56fe\u4e2d\uff0c\u6709\u5de6\u53f3\u4e24\u4e2a\u4e00\u6837\u7684\u7b49\u8170\u76f4\u89d2\u4e09\u89d2\u5f62\uff0c\u5176\u9762\u79ef\u90fd\u662f100\uff0c\u5206\u522b\u6cbf\u7740\u56fe\u4e2d\u7684\u865a\u7ebf\u526a\u4e0b\u4e24\u4e2a\u5c0f\u6b63\u65b9\u5f62\uff0c\u8bf7\u4f60\u6c42\u4e00\u4e0b\u4e24\u4e2a\u6b63\u65b9\u5f62\u7684\u9762\u79ef\u5404\u662f\u591a\u5c11\uff0c\u5e76\u6bd4\u8f83\u5927\u5c0f\u3002
12. \u7532\u8bf4\uff1a\u201c\u6211\u548c\u4e59\u3001\u4e19\u5171\u6709100\u5143\u3002\u201d\u4e59\u8bf4\uff1a\u201c\u5982\u679c\u7532\u7684\u94b1\u662f\u73b0\u6709\u76846\u500d\uff0c\u6211\u7684\u94b1\u662f\u73b0\u6709\u76841/3\uff0c\u4e19\u7684\u94b1\u4e0d\u53d8\uff0c\u6211\u4eec\u4e09\u4eba\u4ecd\u6709\u94b1100\u5143\u3002\u201d\u4e19\u8bf4\uff1a\u201c\u6211\u7684\u94b1\u8fde30\u5143\u90fd\u4e0d\u5230\u3002\u201d\u95ee\u4e09\u4eba\u539f\u6765\u5404\u6709\u591a\u5c11\u94b1\uff1f
13. B\u4e24\u4eba\u8981\u5230\u6c99\u6f20\u4e2d\u63a2\u9669\uff0c\u4ed6\u4eec\u6bcf\u5929\u5411\u6c99\u6f20\u6df1\u5904\u8d7020\u5343\u7c73\uff0c\u5df2\u77e5\u6bcf\u4eba\u6700\u591a\u53ef\u643a\u5e26\u4e00\u4e2a\u4eba24\u5929\u7684\u98df\u7269\u548c\u6c34\uff0c\u5982\u679c\u4e0d\u51c6\u5c06\u90e8\u5206\u98df\u7269\u5b58\u653e\u4e8e\u9014\u4e2d\uff0c\u95ee\u5176\u4e2d\u4e00\u4e2a\u4eba\u6700\u8fdc\u53ef\u4ee5\u6df1\u5165\u6c99\u6f20\u591a\u5c11\u5343\u7c73\uff08\u8981\u6c42\u6700\u540e\u4e24\u4eba\u8fd4\u56de\u51fa\u53d1\u70b9\uff09\uff1f\u5982\u679c\u53ef\u4ee5\u5c06\u90e8\u5206\u98df\u7269\u5b58\u653e\u4e8e\u9014\u4e2d\u4ee5\u5907\u8fd4\u56de\u65f6\u53d6\u7528\u5462\uff1f
14. \u4e00\u7b14\u5956\u91d1\u5206\u4e00\u7b49\u5956\u3001\u4e8c\u7b49\u5956\u548c\u4e09\u7b49\u5956\u3002\u6bcf\u4e2a\u4e00\u7b49\u5956\u7684\u5956\u91d1\u662f\u6bcf\u4e2a\u4e8c\u7b49\u5956\u91d1\u76842\u500d\uff0c\u6bcf\u4e2a\u4e8c\u7b49\u5956\u7684\u5956\u91d1\u662f\u6bcf\u4e2a\u4e09\u7b49\u5956\u5956\u91d1\u76842\u500d\u3002\u5982\u679c\u8bc4\u4e00\u3001\u4e8c\u3001\u4e09\u7b49\u5956\u5404\u4e24\u4eba\uff0c\u90a3\u4e48\u6bcf\u4e2a\u4e00\u7b49\u5956\u7684\u5956\u91d1\u662f308\u5143\uff1b\u5982\u679c\u8bc4\u4e00\u4e2a\u4e00\u7b49\u5956\uff0c\u4e24\u4e2a\u4e8c\u7b49\u5956\uff0c\u4e09\u4e2a\u4e09\u7b49\u5956\uff0c\u90a3\u4e48\u4e00\u7b49\u5956\u7684\u5956\u91d1\u662f\u591a\u5c11\u5143\uff1f
15. \u628a1296\u5206\u4e3a\u7532\u3001\u4e59\u3001\u4e19\u3001\u4e01\u56db\u4e2a\u6570\uff0c\u5982\u679c\u7532\u6570\u52a0\u4e0a2\uff0c\u4e59\u6570\u51cf\u53bb2\uff0c\u4e19\u6570\u4e58\u4ee52\uff0c\u4e01\u6570\u9664\u4ee52\uff0c\u5219\u56db\u4e2a\u6570\u76f8\u7b49\u3002\u6c42\u8fd9\u56db\u4e2a\u6570\u5404\u662f\u591a\u5c11\uff1f
72X-122-18=11X-35-54X
115X=105
X=21/23
2.设原计划种杨树X棵，则原计划柳树棵数为（1-3/5）X+30，槐树棵数为（1-3/5）X-15
三者相加
X+[（1-3/5）X+30]+[（1-3/5）X-15]=1500
X=825
柳树（1-3/5）X+30=360
槐树（1-3/5）X-15=315
第一题x=21/23
第二题杨树是825棵,柳树是360棵,愧树是315棵
72x-122-18=11x-35-54x
72x-11x+54x=122+18-35
115x=105
x=21/23
绛旓細鏌虫爲锛1-3/5锛塜+30=360 妲愭爲锛1-3/5锛塜-15=315
绛旓細瑙ｅ緱t=60 锛坱=-61涓嶅悎棰樻剰,鑸嶅幓锛夋墍浠ワ細x*3锛60 閭ｄ箞锛歺(x+1)(x+2)=60 鏄撹В寰梮=3 鏂规硶2.鐢变簬锛圶*3锛*2=3660,鎵浠ュ彲鐭ワ細鐢眡*3涓巟*3 +1杩欎袱涓浉閭荤殑鑷劧鏁扮浉涔樺緱鍒3660 閭ｄ箞杩欐牱鐨勮嚜鐒舵暟鐨勪箻绉槸60*61=3660 鎵浠ワ細x*3=60 鑰寈*3鏄敱x,x+1,x+2涓変釜杩炵画鐨勮嚜鐒舵暟鐩镐箻,鍏...
绛旓細1. 瑙ｏ細 璁捐繖妗舵补鍘熸潵涓鍏辨湁x鍗冨厠锛屽垯绗1娆″彇鍑40%x鍗冨厠锛岀2娆″彇鍑猴紙40%x-10锛夊崈鍏 x-40%x-(40%x-10)=30 瑙ｅ緱锛 x =100 绛旓細 杩欐《娌瑰師鏉ヤ竴鍏辨湁100鍗冨厠銆 2. 瑙ｏ細璁捐繖鎵逛功鏈墄鏈紝鍒欑2鍛ㄥ崠鍑猴細锛坸-80锛壝3/8=锛3/8x-30锛夋湰锛屽墿涓嬬殑鏈1/2x鏈 ...
绛旓細璁炬暟瀛﹀緱浜哫鍒,鍒欏彲寰鏂圭▼ X-(80+90+85+X)/4=6 寰楀埌 X=93 3銆佹煇灏忓鍏勾绾涓捐鏁板绔炶禌,鍏辨湁12閬撻,璇勫垎鏍囧噯鏄:鍋氬涓棰寰10鍒,鍋氶敊涓棰樻墸3鍒,娌℃湁鍋氱殑棰樺緱闆跺垎锛屽凡鐭ュ皬绾㈠緱浜64鍒嗭紝鍙堢煡閬撳ス鏈3閬撻娌℃湁鍋氾紝闂皬绾㈠仛瀵逛簡澶氬皯閬撻锛熻灏忕孩鍋氬浜哫閬撻,鍒欓敊浜7-X閬,寰楁柟绋 10X ...
绛旓細涓銆佷簩骞寸骇浜烘暟涔嬪拰220 涓銆佷簩銆佷笁骞寸骇浜烘暟涔嬪拰涓220/(11/15)=300 涓夊勾绾т汉鏁300-220=80 6銆(X+3/5)*1/2=4 瑙ｏ細(X+3/5)*1/2=4 (X+3/5)=4*2=8 x=8-3/5=7.2/5 7銆1.3/5*5+1/2X=10 瑙锛1.3/5*5+1/2X=10 1/2x=10-8=2 x=2*2=4 8銆俒24.8X*(1-1/...
绛旓細1. 鐢烽夋墜1.8a浜猴紝濂抽夋墜a浜猴紝鐢烽夋墜骞冲潎x/1.2 鍒嗭紝濂抽夋墜骞冲潎x鍒 1.8a*x/1.2+ax=75*(1.8a+a)涓よ竟绾﹀幓a锛岃В鏂圭▼寰楀埌 x=84 2.灏忔槑鎺掑湪绗瑇浣 锛坸-1锛壝凤紙3/4锛*锛1-1/5锛=x 瑙ｆ柟绋嬪緱 x=16 3.浠庝箼绠辨嬁鍒扮敳绠眡棰 450+x=锛450-x锛*锛1+25%锛夎В鏂圭▼寰 x=50 4.璁...
绛旓細绮珯杩愭潵x鍚ㄥぇ绫 1/3x+16+12梅(1-5/8)=x x=72 绮珯杩愭潵72鍚ㄥぇ绫
绛旓細4.璁剧殗鍐犲惈閲憍鍏嬶紝鍚摱y鍏嬨 x+y=840 (1/19)x+(1/10)y=48 寰楀埌 x=760 y=80 鍚噾閲=760/840=90.4762 5.鍘熼鏈夎銆備粠鐢插湴鍒颁箼鍦伴渶鍧愮伀杞︼紝鍘熸潵浠庣敳鍦板埌涔欏湴闇瑕250鍏冪殑浜ら氳垂锛岀幇鍦ㄧ敱浜庣伀杞︾エ涓婃定10%锛屽氨搴斿綋鏄 250*110%=275鍏冿紝鎬庝箞鍑烘潵涓滅粨鏋滀粠鐢插湴鍒颁箼鍦板叡鑺卞幓280...
绛旓細瑙ｏ細璁剧敳鏈塜 涔欐湁24+X X(1-3/4)=(24+X)*1/5 5X=4(24+X)5X=96+4X X=96 鎵浠ヤ箼鏈96+24=120鍚
绛旓細1.120梅锛1-1/5锛=150锛堝厓锛150-30脳2=90锛堝厓锛夌瑧绗戯細90梅锛1-1/6锛=108锛堝厓锛夋窐姘旓細120脳2-108=132锛堝厓锛2.锛4+4+3锛壝凤紙1-2/3锛=33锛堜汉锛3.6-3=3锛堢瓙锛24梅锛3/4-3/6锛=96锛堝崈鍏嬶級4.锛152-5锛壝凤紙1+1-3/5锛=105锛堜汉锛...
