12.04.2022

решить уравнения х•9=810:3. х:8=280:4

Выбрать другой вопрос

Смотреть ответ

Перейти к выбору ответа

Математика

Ответ учителя по предмету Математика

х*9=810:3

9х=270

х=270:9

х=30

х:8=280:4

х:8=70

х=70*8

х=560

Добавить комментарий Отменить ответ

Похожие вопросы от пользователей

что такое подлежащие-местоимение
как решить пример 360 : 30
2х *5,4+2х*4,6=18 как решить подробно
Срочно!!!
Делению клетки предшествует деление …
А) ядра
Б) вакуоли

Ранее я уже публиковал вопрос, но хочу перезадать из-за разногласий.
Даю 11 баллоов
1) Дан массив целых чисел из 12 элементов. Напечатать все четные элементы.
2) Дан массив целых чисел из 10 элементов. Все элементы, кратные числу 10, заменить нулём.
Нужна полная программа, Pascal ABC.
вычислите сколько г. хлорида натрия NaCl обращуется при взаимодействии NaOH с 49 г. соляной кислоты HCl
Выберите по смыслу нужное слово (some or any): 1. Is there _____ milk in the crystal glass? — No, there isn’t _____ milk in the crystal glass. 2. There’s _____ juice in the crystal glass. 3. Are there_____ sausages on the round plate? 4. There are _____ sandwiches on the round plate. 5. -Are there_____ glasses on the wooden table? 6. There are _____ cups on the wooden table
GRAMMAR TEST 1. ВЫБЕРИТЕ ПРАВИЛЬНЫЙ ВАРИАНТ ОТВЕТА. 25. Library books mustn’t _____ for more than two weeks. A. be kept B. keep C. be keeping D. keeping 26. She wants _____ why you decided _____ the meeting earlier. A. to know; leave B. know; leave C. to know; to leave D. know; to leave 27. I don’t think they will _____ the competition. A. to win B. have won C. winning D. win 28. There are not _____ conveniences in the house. A. some B. no C. any D. much 29. I don t want to depend too much _____ my parents. A. by B. on C. at D. with 30. Before you leave, don’t forget to turn _____ the light. A. off B. on C. over D. under 31. He usually gets to his school _____ bus. A. off B. by C. with D. under 32. I don t read newspapers. I only looked it _____. A. of B. through C. upon D. up 33. There are a lot of flowers _____ the building of our institute. A. after B. through C. around D. by 34. She is helping her brother with _____ lessons. A. my B. their C. her D. his 35. The room is large but _____windows are not large. A. her B. my C. its D. his 36. Ask _____ about his new flat. A. his B. himself C. him D. he 37. Their Institute is in N. street, _____ is in the centre of the city. A. him B. our C. ours D. us 38. Show _____ the plan of our work. A. them B. as C. their D. they 39. She was surprised that he knew her name. She _____ never met him before. A. was B. did C. were D. had 40. The employees_____ informed last night that their company was going into receivership. A. was B. did C. were D. had 41. _____ it raining when you left your office this afternoon? A. is B. was C. were D. are 42. How many times _____ your travel documents checked before you boarded the airplane? A. had B. was C. were D. are 43. _____ you do much sightseeing when you were on vacation in Madrid? A. Had B. Did C. Were D. Are 44. Which of these is an adjective? It is _____. A. hard B. hardly C. hardship D. hardware 45. Which of these is an adverb? It is ______. A. quicker B. quickly C. shy D. sly 46. Which of these is a personal pronoun? It is ______. A. there B. they C. their D. them 47. Which of these is a preposition? It is _____. A. thorn B. thorough C. thron D. through 48. Which of these is a noun? It is ______. A. there B. think C. thing D. through 49. There was a big traffic jam downtown and ______. A. slowly the cars moved B. the cars snowly moved C. the cars moved slowly D. slowly moved the cars 50. There are ______ on the ground this autumn as last year. A. not so many leaves B. not such many leaves C. so not many leaves D. not leaves so many
Чему равен объем параллелепипеда с измерениями 9см,5см,3см.
доклад об одном знаменитом человеке Нового времени