Предмет: Математика, автор: Yliania1

решите уравнение 31-(х+11)=18
пример: (96-х)-15=
96-х=15=64
96-х=79
х=96-79
х=17
ПЛИЗ ПОМОГИТЕ ОЧ НАДО

Ответы

Автор ответа: karakozkirikbaox8y6c

0

Х+11=31-18
Х+11=13
Х=13-11
Х=2

Автор ответа: Yliania1

0

спс

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: kekw0

Read the text and fill in the gaps with the correct form of the given words.
It was a usual Tuesday morning. The alarm clock woke me up at 6:30. I washed my face and had a very nice breakfast my mum made for me. I (not walk) the dog that day because the whole family overslept, and we (be) in a hurry. Luckily, the first bus which came was (I). I took the bus and
commuted to school for half an hour. I (come) into the class and sat at
mydesk. Suddenly, the headteacher came in and (say) that our teacher (go) to the conference and was not able (manage) the class and a substitute teacher would hold the class. While we (wait), the teacher asked us to read the third paragraph in the coursebook. Suddenly, we heard the noise. We thought it was (we) teacher. The door opened, and a red cat jumped into the class. I called the cat Tom. Today (be) Tom's birthday. He has been living with us for already four years since that day. He is a really great hunter: he (catch) plenty of (mouse) since that time.

5 лет назад

Предмет: Русский язык, автор: wiixlwi

Помогите пожалуйста! Просклоняйте и выделите падеж:
Стоять в размышлени...
быть во всеоружи..
быть в раздумь...
слушать лекцию в планетари...
по фамили..

5 лет назад

Предмет: Английский язык, автор: Лолкек111190

Помогите пожалуйста!!!!

5 лет назад

Предмет: Химия, автор: вита47

после выпаривания 25гр раствора получили 0,3 г соли. определить массовую долю соли в исходном растворе

9 лет назад

Предмет: Химия, автор: BatMilka

Составьте уравнение реакций соответствующих следующим превращениям
S→Na2S→H2S→S→CuS

9 лет назад