Есть ответ 👍

29 Read and complete. o'clock
In the UK ...
1 teatime is at four or
2 they drink tea with milk or
3 they eat cakes or
af teafime.
46
In Kazakhstan ...
4 people usually drink
5 they drink black tea with
6 they drink tea from teacuo
Pos
?
alu
M2​

264
437
Посмотреть ответы 1

Ответы на вопрос:


(а2-ав+а+ав-в2++ав-а-ав-в2+в) =а2-ав+а+ав-в2+в-а2-ав+а+ав+в2+в= 2а+2в

Популярно: Алгебра