已知5a-2b/a=1/2,求b/a的值.
算式 、
5a-2b/a=1/2,5-2b/a=1/2,2b/a=9/2,b/a=9/4.
-
点赞数:0回答数:3
-
点赞数:0回答数:1
-
点赞数:0回答数:1
-
点赞数:0回答数:2
-
点赞数:0回答数:1
-
点赞数:0回答数:2
-
点赞数:0回答数:1
-
点赞数:0回答数:1
-
点赞数:0回答数:1
-
点赞数:0回答数:1

最新问答: 某车间一共有59个工人,已知每个工人平均每天可以加工甲种零件15个,或乙种零件12个,或丙种零件8个 将体积为150cm3的木块放入水中,结果有1/3露出水面,求(1)木块所受浮力的大小(2)木块的密度大小 求老师解答:Letting that animal 用所给词的适当形式填空。 1. Do you have______ (bag) for sport 这句话语法对吗guests is going to reach 关于九年级物理杠杆方面的知识画图的时候,我不知道从哪画起.有没有较好的画图方法. 写一个英语作文写自己一天的作息时间表,主人公是张世琪 为什么夏季降水量多 7.32*3.2-2.4 74*0.72+4.3 0.8*(12.5+1.25) 5.2*10.1简便计算 关于权责发生制原则,下列正确的是(多选) I don't want to change my (mind).I‘m (sleep)now.I want to go 怎么复习初一下学期的历史呢,我觉得好难,后天就要考段考了啊! 修改We were not sure that our request for a raise was fair or He took o_____ ten dollars from his own pocket and gave it t You should play sports every day 谁会这道题:《新青年》创刊时即大 a visit to 英语作文60~80字 I can see a book and a pencil on the desk 改成否定句 what he has done shows that he is not a man -------.答案是whom I always hope you are happy with
相关问答: 跪求