Предмет: Математика, автор: sergeimag1234

помогите решить 9х-7i>3(3x-7u)

Ответы

Автор ответа: radzhab282005

1

Ответ:

9x-7i>3(3x-7u)

9x-7i>9x-21u Distribute

-9x -9x Minus -9x from both sides

-7i>-21u

-7i/-7>-21u/-7 divide by -7 and flip the sign since you're dividing by a

negative

Answer: i<3u

Source(s):

High School Math.

4 years ago

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