Tìm các số tự nhiên x và y,biết rằng:$\frac{3+x}{5+y}$=$\frac{3}{5}$ và x+y=16

Khi đang hoạt động mà bị chuột rút thì không nên

305. Take my advice and don’t drink so much whisky.  If I ____________________________________________________________________ 306. I last went there when I was a child.  I have __________________________________________________________________ 307. Hurry or you will late for the train.  If you __________________________________________________________________ 308. “Did you go out with your brother last night ?” said John to me.  John asked me ___________________________________________________________ 309. She last wrote to me 3 months ago.  She hasn’t ______________________________________________________________ 310. It is very useful to speak English fluently.  Speaking English ________________________________________________________ 311. “I’ll complete the work only if you pay me 10$ extra” said Tom.  “Unless ________________________________________________________________ 312. The architect has drawn plans for an extension to the house.  Plans __________________________________________________________________ 313. We didn’t go on holiday because we didn’t have enough money.  If _____________________________________________________________________ 314. Unless he phones immediately, he won’t get any information.  If _____________________________________________________________________ 315. The child will die if nobody sends for a doctor.  Unless _________________________________________________________________

Mn giúp mik nha mik đng cần gấp cảm ơn ạ

Rút gọn: 1/2(x-2)(x-3) = 1/2xy - 16

Write a paragraph about 10 sentences to discribe your school

294. The film is more interesting than the one I last saw.  The film I last saw was ____________________________________________________ 295. Lan used to walk pass the mosque in the past.  Lan ___________________________________________________________________ 296. We spent a whole day looking for these old pictures.  It took _________________________________________________________________ 297. Learning a foreign language is interesting.  It _____________________________________________________________________ 298. Although Tom took a taxi, he was still late for the party.  In spite of ______________________________________________________________ 299. They will build a new market near my house.  A new market ___________________________________________________________ 300. I haven’t visited my parents for three months.  I ______________________________________________________________________ 301. It’s very convenient to wear jeans at work.  Wearing jeans ___________________________________________________________ 302. I haven’t seen her at this club before.  This is _________________________________________________________________ 303. How much is this book ?  What does ______________________________________________________________ 304. People built this cathedral nearly 200 years ago.  This cathedral ___________________________________________________________

có mấy nội dung lao động của nghề điện ??

Tìm số hữu tỉ x biết rằng: x+7/2000 + x+6/2001 = x+5/2002 + x+4/2003

Trong 1 buổi lao động khối 8 gồm 120 học sinh chia thành 3 tốp : tốp thứ nhất trồng cây , tốp thứ 2 tưới cây , tốp 3 tưới cây vườn trường số học sinh tốp trồng cây gấp 3 lần số học sinh tốp tưới cây số học sinh của tốp lm vườn trường bằng 1/2 tổng học sinh của tốp trồng cây và tốp tười cây . Hỏi tốp trồng cây bao nhiêu học sinh ? LÀM CẢ GẢI THÍCH HỘ MIK NHA AI LM DC VOTE 5 SAO Ạ !!