Предмет: Математика, автор: kostyakinzer

2а - а + 25а + 21
Спрости буквений вираз та обчисли його
СРОЧНООО!!!!!!!!​

Ответы

Автор ответа: elizabetasolnceva
1

Ответ:

25+21=46

а=46

46-2=44

возможно так, по крайне мере я не помню что бы нам такое задавали

Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: zhansaya2424
Make comparisons using as... as, more.. than, ...er... than
1. book - film - interesting 2. brother - sister-tall.3. July-August-warm 4. daughter - mother - beautiful.5.sofa
- armchair-comfortable 6. Ann - Nelly - pretty. 7. lion - tiger - dangerous.8. bicycle - car - expensive.9. lake -
sea - deep 10. student - professor - smart
Put necessary words:
Tom is older... Richard. Fred is not ... old.... Tom .Tom is... oldest ...the three. This book is better... that one. This
book is not ...bright ... that one. This book is ... best... the three. That task is... difficult...this one. The weather today
is better... it was yesterday. I have a sore throat. I've eaten ... much ice-cream. He is not well-prepared... to take
part in the Olympiad.
Combine each of these pairs of sentences by using too or enough.
There aren't many cakes. You can't have two each. Mr Lamb is getting fat. He can't wear the trousers he bought last
year. The dog is quite small. It can't be dangerous.
The doctor said that David was well. He couldn't go back to work. This novel is long and difficult. Don't read it yet.
These apples are very green. We can't eat them yet. My eyesight is not good. I can't read such small print without
glasses. The weather is very cold. The children mustn't go out without their heavy coats. There are very many of you
.You can't get into this small cr. The rates at this hotel are very high. We can't stay here for more than two or three
days.
Rewrite these sentences with enough.
This hat is too small for me. Mary was too ill to go to school. You know quite well what I mean. We were too far
away to see what was happening.The days are too short for all the work I have to do. This book is too boring for
reading.
ДАЮ 70 БАЛЛОВ
1 год назад
Предмет: Математика, автор: pravornay1990
Знайди середнє арифметичне чисел 5,6,7,8
1 год назад
Предмет: Литература, автор: VolodymyrDarmograi
Продовження твору <Місце для дракона>
ДУЖЕ СРОЧНО
1 год назад
Предмет: Русский язык, автор: milovamasa232
Выпишите все слова с приставками на з-с: сбор, бессердечный, растение, здоровье, расписание​
6 лет назад
Предмет: Физкультура и спорт, автор: psdan456
Задание: назвать победителей в эстафете 4*100 ОИ Пекин 2008; Лондон 2012; Рио же Женейро 2016.
6 лет назад