猜你喜欢
- 1已知|a-3|+(b+1)²=0,代数式2b-a+b/2的值比1/3m-a+b的值多1,求m值
- 2往亚硫酸钠溶液中加入稀硝酸,写方程式.
- 3几个简单的词语用法不明白~求助~
- 4sounds good 还是sound good
- 5大数减小数等于126,大数加上152比小数多6分之7倍,则大数为( )
- 6When you are learning English,you find it not clever to put an English .这篇阅读理解的答案呢?
- 7Love u. beautiful 是什么意思
- 8因式分解:4a²+9b²+9c²-18bc-12ac+12ab
- 9The medicinal reserchers are doing their best to fight bird flu.They think more of the public health care than _______.
- 10一个两层的书架,共放书128册,如果把上层的书搬17册到下层,结果上层的书比下层的书还多2册,原来上下两层各放书多少册?(用方程解)