45,651 x 73 + 45,651 x 20 + 45,651 x 7

Ai giúp mình vs mik đang đang cần gấp🙉☹️😞

Tìm số nguyên x để D=x-3/2x là số nguyên Cisuuuuuuuuuuu meeeeeee

V.Pronunciation: 1. A. Sugar B. Sorry C. Seaside D. Summer 2. A. Page B. Village C. luggage D. Heritage 3. A. Seat B. Great C.Please D. Beach 4. A. Hotel B.Photo C. Move D.Pagoda 5. A. Typhoon B. Goose C. Food D. Flood 6. a. notice b. grow c. ghost d. lost 7. a. casual b. material c. champagne d. campus 8. a. deny b. deposit c. benefit d. respond. 9. a. hike b. shrine c. widely d. opinion 10. a. furious b. purpose c. surf d. turn. 11- a. sun b. fun c. pull d. hunt 12- a. tie b. sit c. bit d. hit 13- a. cave b. havec. slave d. behave 14- a. bull b. pull c. dull d. full 1 5- a. do b. goc. so d. no 1 6- a. hotel b. photo c. move d. pagoda 17- a. needed b. visitedc.played d. planted 1 8- a. my b. curlyc. library d.lucky 19.A. tourist B. anxious C. delicious D. famous 20. A. university B. unit C. discuss D. computer 21. A. fat B. festival C. grand D. man 22.A. rub B. surrounding C. plumber D. husk 23.A. helped B. worked C. asked D. cleaned

Rút gọn biểu thức sau : ( nhân đơn thức với đa thức )

vew bé mầm cute + vô nói chuyện zới mình chán quá :<

1. 1. I (be)___ a student in Moloxop School in 1998. A. was B. were C. to be D. to was * 1 điểm A B C D 2. I didn't (see)_____ you before. A. see B. saw C. seing D. seen * 1 điểm A B C D 3. What did you (do) ______ last night? - I (do) ______ my homework. A. do/does B. do/do C. do/did D. did/did * 1 điểm A B C D 4. I (study)__________ French when I was a child. A. studies B. study C. studied D. were study * 1 điểm A B C D 5. ..... he ....to Ha Long last week? A. Did/go B. Do/ go C. Did/ went D. Does/ go * 1 điểm A B C D 6. You ……………… a lot since the last time I saw you. Achanged B. has changed C. is changing D. have changed * 1 điểm A B C D 7. He………. more concerned about his social status since he started working there. A.has been becoming B. has become C. became D. will become * 1 điểm A B C D 8. Travel ………… into a huge industry in the last few decades. A. has turned B. is turning C. has been turning D. have turned * 1 điểm A B C D 9. I ……………. the report yet. A. hasn’t completed B. completed C. have already completed D. have not completed * 1 điểm A B C D 10. We ………………. three power cuts this week. A. has had B. have had C. had D. is having * 1 điểm A B C D

Giải giúp mk 2 bài này vs, mk cần gấp

2x+căn x-5= 2x-5 Chỉ em câu này vs ạ

Tìm m để phương trình `{x+2}/{x-m}={x+1}/{x-1}` có nghiệm duy nhất