设有X间宿舍.8X+5=9X-35在算
最新问答: 已知3-2(a-2)>2a-1,花间|a-2|-|4-2a| 3.4x-9.8=1.4+9怎么做用方程解谢了 1.如果方程组3X+2Y=M+3和2X+Y=2M-1的解互为相反数,求m的值? 根据Cao的性质写出Na在空气中放置可能发生的反应 中考英语--You are always studying .Come on!Let's play soccer!--_ 将4mgCl4和mg磷点燃反应后不胜于反应物,及反应物完全转化为生成物.①使用过量计算说明生成物有什么? 已知全集U和集合A,B如图所示,则(C U A)∩B=( ) [ 英语翻译Some parents are going to study the subjects their child “她聪明可爱又漂亮”用英语怎么说 转换:It's bad for you to sleep too much.( ) ( ) ( ) is bad for 改变句式,将原句该成否定句,要改变句子原意吗? 根据意思写词语 比喻力量强,声势大.( ) 为何质量不同的物体下落速度相同?(忽略阻力) 改错It was during his spare time when John studied a course in 关于生命的名言警句 I haven't been to Shanghai.( ). 英语翻译How would you like to appaearance when you are trying to (2009•南开区二模)在pH值为1的稀盐酸溶液中加入下列固体各2g,pH值变化最小( ) 没有你的日子.请人译成英文. 抛物线y=-x2-2x+m,若其顶点在x轴上,则m=______.
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