>
英语
>
A farmer has some pigs and some ducks.There are 9 heads and 26 feet.how many pigs are there?
人气：138 ℃ 时间：2020-05-11 12:26:37
解答
猪x 鸭y
x+y=9
4x+2y=26
x=4
y=5
推荐
选择A:farmer has some pigs and some ducks.there are 9heads and26feer.
a farmer has some pigs and some ducks.there are 9 headsand 26 feet.有猪多少
There are some ducks on the lake变为否定句和一般疑问句,做两种回答
We can see dogs,pigs,ducks and ____ on the farm . a.other some animals b.some other animalsc.the oth
1.On the farm,there are twelve ducks and eight pigs.look!There are four ducks swimming in the pond
海拔高度相对应的海平面是什么地方的海平面呢?
4道数学填空题题
第一个数能被第二个数整除,谁是被除数?
猜你喜欢
塞翁失马这则寓言中有哪些成语
英语翻译
甲乙丙三位专业户合资办一个养鸡场,甲投资的钱是乙投资钱数的2.5倍,乙投资的钱是丙投资钱数的2倍,已知三户投资24万元,甲乙丙各投资多少万元?
翻译一下“请不要对我说英语”
什么是塑性材料?什么是韧性材料?
孔子为什么不能解决两小儿的问题 是因为孔子知识不够丰富吗?
长江中下游平原突出的地形特点
麻烦分析下句子结构~在线等
© 2025 79432.Com All Rights Reserved.
电脑版
|
手机版
