25+3x=55
3x=55-25
3x=30
x=10
猜你喜欢
- 1Miss Li is our English teacher.We all like her l______ because they are very f________.
- 2水电离出的c(H+）离子浓度为10^（-12） mol/L 为什么说它是可酸可碱的溶液
- 3写炒菜作文里的好词好句
- 4大福源商场举行酸奶“买三送一”的促销活动，原价每盒3.6元，小方一共买了12盒这样的酸奶，实际每盒便宜了多少钱？
- 5英语连词成句：I ,for,the,test,science,morning,this,studied
- 6初中英语演讲短文
- 7六年级下科学练习册5,
- 8甲、乙两个工程队共同挖一条长240米的隧道,甲队每天向前挖4米,乙队每天向前挖6米,两队从两端同时施工.
- 9关于励志的古诗词
- 10you can use what is there on your card to help you.