Предмет: Математика, автор: stasbaras153

здравствуйте, помогите пожалуйста (99баллов)

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Автор ответа: anischenkoag

1

Ответ:

Пошаговое объяснение:

1. а) 3a/8b

b) (y+1)/y

2. (15x-9)/15x = 3(5x-3)/15x = (5x-3)/5x

ax/3y

3. 7

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stasbaras153: спасибо огромное

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