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15:x  = 0,85+0,35

15:x  = 1,2

     x  = 15:1,2

     x  = 12,5

bn vào đây nek : Giúp tôi giải toán - Hỏi đáp, thảo luận về toán học - Học toán với OnlineMath

em đồng tình luôn

1.Did you eat dinner last night ?

Yes,i did. I ate dinner last night.

2. Did she come to class today ?

Yes, she did. She came to class today.

3. Did you get a letter yesterday?

Yes, i did. I got a letter yesterday.

4. Did he go shopping yesterday?

Yes, he did. He went shopping yesterday.

5. Did he do his/her homework last night?

Yes, he did. He did his homework last night.

6. Did you sleep well last night?

Yes, i did. I slept well last night.

7. Did you have a cup of coffee this morning?

Yes, i did. I had a cup of coffee this morning.

8.Did they go to a movie last night?

Yes, they did. They went to a movie last night.

9. Did you sit in that chair yesterday?

Yes, i did. I sat in that chair yesterday.

10. Did you write a letter yesterday ?

Yes, i did. I wrote a letter yesterday.

11. Stand up please. Did you stand up ? Sit down please

Yes, i did. I stood up.

12. Did he put his /her book on his/her desk this (morning/afternoon/evening) ?

Yes, he did. He put his book on his desk this afternoon.

mình on nè

alright

lol girls.