七年级上全品作业本数学75到84答案
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其余自己做吧 (放心,肯定对,因为我有答案)
83页有几题正确答案：2：B ，3：6 ， 5：16, 8：解：设通讯员Xh能追上学生队伍
18min等于60分之18
h等于10分之3b
14X等于5（X＋10分之3）
x等于6分之1等于10min
答：自己写
你们作业好多啊
绛旓細搴斿綋琚櫠閱夛紝鍙楁劅鍔ㄣ傛垜瀵逛綘鐨勭埍鐩存埅浜嗗綋锛屼笉澶嶆潅涔熶笉鍌叉參 灏辨斁涓嶄笅浣 鐗欒啅鍜屾潨鏉惧瓙閰 鍥犳浣犵殑鐪肩潧 淇濈綏.绛栧叞鐜嬪鏂拌瘧 杩樻槸鐢ㄥ績鍘讳釜涓姹按涓殑钃撹暰鍝堝搱
绛旓細绗9椤碉細涓銆1.A 2.D 3.A 4.D 5.A 6.B 7.C 8.B 9.C 10.B 浜屻11.> < > > 12.-8 -2 1/3 13.15 14.卤6 15.3 16.447 17.2 18.-a 19.4 -3 涓夈20. -2.5<-1<0<2/3 绗10椤碉細21....
绛旓細娣樺疂鎴栬呭綋褰撶綉涓婁拱灏卞彲浠ヤ簡
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绛旓細鍒濅竴涓婃暟瀛﹀叏鍝佷綔涓氭湰 姝ｅ湪姹傚姪 鎹竴鎹 鍥炵瓟闂,璧㈡柊鎵嬬ぜ鍖 鑻︾瓑15鍒嗛挓: 涓轰粈涔堝ぇ瀹堕兘璇撮樋娉㈢綏椋炶埞鏄亣鐨 鍥炵瓟 鑻︾瓑31鍒嗛挓: 鍠滄浣犵殑涓涓コ瀛╁瓙闂綘瀹跺涵,璇ユ庝箞鍥炵瓟 鍥炵瓟 鑻︾瓑47鍒嗛挓: 涓轰粈涔堢敺鍙嬪湪鏈嬪弸鍦堢浠栧効瀛愮殑濡堝鐢熸棩蹇箰鍟?? 鍥炵瓟 鑻︾瓑58鍒嗛挓: 杩樻湁鍍忚繖鏍风殑shunong涔,涓哄暐鑰佹槸涓嶆樉绀簑wW.....
绛旓細2013-10-06 鏁板鍏ㄥ搧浣滀笟鏈竷骞寸骇涓婂唽浜烘暀鐗19銆20椤电瓟妗 26 2011-12-17 鏁板涓冨勾绾т笂鍐屻婂叏鍝佷綔涓氭湰銆嬫墍鏈夌瓟妗 3211 2013-01-01 鍏ㄥ搧浣滀笟鏈涓冧笂鏁板绛旀(鏂拌鏍)浣犱滑缁欎竴涓嬬瓟妗 26 2012-12-09 鍏ㄥ搧浣滀笟鏈暟瀛︿竷骞寸骇涓婂唽鏂拌鏍(BK)绛旀銆 2 鏇村...
绛旓細浠旂粏鐪嬬湅杩欏嚑涓暟锛屽鏋滄妸瀹冪湅鎴愪竴涓暣浣撶敤锛堬級琛ㄧず锛岄偅涔 锛-15,-12,-9,-6,-3, 0, 3, 6, 9锛=锛0锛3锛6锛9锛12锛15锛18锛21锛24锛-15 =锛0锛1锛2锛3锛4锛5锛6锛7锛8锛*3-15 =锛堬紙1锛2锛3锛4锛5锛6锛7锛8锛9锛-1锛*3-15 鍏堣浣忥紙1锛2锛3锛4锛5锛6锛7锛8...
绛旓細宸茬煡OE骞冲垎瑙扐OB, 瑙扐OE=30搴 鎵浠ヨEOB=瑙扐OE=30搴 瑙払OD=20搴 瑙扐OD=瑙扐OE+瑙扙OB+瑙払OD=80搴 鍥犱负OD骞冲垎瑙扐OC 鎵浠ヨDOC= 瑙扐OD=80搴 瑙払OC=瑙払OD+瑙扗OC=20+80=100搴 鍥犱负OF骞冲垎瑙払OC, 鎵浠ヨCOF=100/2=50搴 甯屾湜瀵逛綘鏈夋墍甯姪 杩樻湜閲囩撼~~
绛旓細34椤1.D 2.D 3.D 4.10 5.3涔樹互523+/-+涔樹互743-4涔樹互5涔樹互鍗佷竴 6.29涔樹互-86= 29涔樹互86+/-= 7.锛1锛3204.6銆锛2锛夛紞0锛62918銆锛3锛夆15锛258锛庘斺2銆9锛121銆12321銆1234321銆123454321銆10锛嶢锛淏 35椤1锛嶤銆2锛嶢銆3锛嶥銆4锛嶣銆5锛嶤銆6锛嶥銆7锛嶥8锛嶥銆9锛庯紞6銆8銆...
绛旓細1. D 2. C 3. D 4. -8 -6鍒嗕箣5 -7鍒嗕箣2 0 5. -8 6. 3鍒嗕箣4 -3鍒嗕箣2 27 -4.5 12 4 7. 3 7鍒嗕箣6 -49鍒嗕箣5 8. -3鍒嗕箣2 4鍒嗕箣1 -7 9. A 锛 锛 鎴戜粖鏅氬氨鏄湪鍋氳繖椤点
