Giúp mình với,mình đang cần gấp Tìm 3 số x, y, t biết rằng: 3x = 2y; 5y = 4t và x + y - t = 10

Các câu hỏi liên quan

Giúp e với nhưng nhớ ghi lí do nhé ko là e ko cho 5s ( e để lớp 7 nhé tại e học thêm e cũng ko biết bài này lớp mấy nữa ) 1. English is spoken all over ________ world. 2. ________ deaf are unable to hear anything. 3. I like studying ________ Maths best. 4. People all over the world like ________ football. 5. ________ tea is produced in Thai Nguyen. 6. I wish today were on ________ Sunday. 7. I often have ________ breakfast at 6:00 pm and ________ lunch at 11:00 pm. 8. She gave me ________ apple and gave Lan 2 ________ apples. 9. ________ Smiths are going to Halong Bay next summer. 10. If I won the lottery, first I would buy ________ piece of land in the country. 11. This morning I bought a newspaper and ________ magazine. ________ newspaper is in my bag but I. don't know where I put ________ magazine. 12. ________ Wayle is ________ small river that cuts across ________ park near my house. 13. Maria comes from ________ United States. She is ________ American girl. 14. The boy said: " ________ Moon is bigger than ________ Earth." 15. I bought ________ car last week. ________ car is over there. 16. I need ________ few apples but ________ lot of suggar. 17. Where is ________ nearest shop? There is one at ________ end of this street. 18. There are 2 cars parked outside: ________ blue one and ________ grey one. ________ blue one belongs to my neighbours and I don't know who ________ owner of ________ grey one is. 19 My friends live in ________ old house in ________ small village. There is ________ beautiful garden behind ________ house. I would like to have ________ garden like that. 20. What did you eat for ________ breakfast this morning?