下列各式中，是一元一次方程的是

题干

下列各式中，是一元一次方程的是（）

A：x﹣y=6

B：x﹣ $\frac{1}{2}$ = $\frac{x - 2}{3}$

C：3x﹣4

D：x²+x=1

上一题下一题 0.0难度选择题更新时间:2018-04-28 04:01:12

答案(点此获取答案解析）

B

同类题1

阅读短文，选择正确答案。

In China, there are many traditional(传统的)holidays. The most important one is the Spring Festival. People like it very much. On the Spring Festival, people don't work. Children don't go to school. People clean their rooms. Mothers make dumplings. Kids can get lucky money. Besides this festival, the Dragon Boat Festival and the MidAutumn Festival are also popular. On the Dragon Boat Festival, people eat zongzi and have dragon boat races. On the MidAutumn Festival, people eat moon cakes and watch the moon. How happy they are!

题干

答案(点此获取答案解析）

同类题1

同类题2

同类题3

同类题4

同类题5