{x+y=21 {2x+y=30 . . . . . . . {x=9 {y=12 Ai giải đc giúp với ạ

giúp mk tiếng anh vs ạ mk học ngu môn này lắm

Giúp mik đi mọi người 😘😘😘😘😘😘

12-(x-8)=-2(9+x) mong Mn chỉ giúp với ạ

giúp mk vs cần gấp!!!!! sẽ vote 5*

nhanh hộ mik nha sẽ vote 5 sao nha

Giải nhanh giúp mk vs, giải đúng nhé

Viết đoạn văn phép lập luận diễn dịch khoảng 12 câu phân tích đoạn thơ trên trong đó có sử dụng phép lặp Và phép thế

II. Put the words into the correct order 1. how / is / it / far / your / house / from / to / school / your? ……………………………………………………………………………………………? 2. it / not / is / far / to / to / very / go / the / station / railway. ……………………………………………………………………………………………. 3. we / obey / must / always / rules / traffic / our / for / safety / the. ……………………………………………………………………………………………. III. Rewrite the sentences 1. There did not use to be many cars on the road before. Now there are………………………………………………………………………………… 2. Linh walked to school some years ago but now she cycles there. Linh used…………………………………………………………………………………….. 3. There are many green trees in front of my house but now it is a big car park. There used…………………………………………………………………………………… IV. Reading Transport in London is expensive. The fare depends on the length of the journey; you cannot buy or book tickets in advance. Children under sixteen pay half, and those under five travel free. You usually buy bus tickets from the conductor, but some buses you pay the driver. Most London buses are double-deckers. On the underground railway (or tube) you buy your ticket from the machine or ticket office, and give it up at the end of the journey. Not all trains from one platform go to the same place, so watch the signs. The last train leaves at 1.15 p.m. 1. The fare depends on the…………………………of the journey. A. way B. distance C. time 2. Children under five don’t have to…………………when they use public transport. A. give B. pay C. buy 3. You should buy bus tickets from the…………………but on some buses you pay the driver. A. machine B. driver C. conductor 4. On the underground railway (or tube) you buy your ticket……….the machine or ticket office. A. from B. in C. on 5. Not all trains from one………………go to the same place, so watch the signs. A. station B. platform C. railway

8. A lot of dancers go to Rio de Janeiro to ……………… the Rio Carnival. A. play B. take C. attend D. follow 9. People in Cannes take the Cannes Film Festival …………… a very serious way. A. in B. at C. on D. with 10. In La Tomatina, people get to throw tomatoes at ……………… . A. themselves B. once C. together D. each other 11. These are my brother’s pictures. (Make a question for the underlined words) A. Whose pictures are these? B. Who are these pictures? C. Whose are these pictures? D. Who pictures are these? 12. ……………… does the festival last? - About one hour and a half. A. How B. When C. How many D. How long 13. What forms of …………… do you participate in during the festival? A. entertain B. entertaining C. entertainment D. entertained 14. It is ……………... in America to eat turkey on Thanksgiving Day. A. tradition B. traditional C. traditionally D. tradition