Предмет: Алгебра, автор: mikkksa

ПОМОГИТЕ ПОЖАЛУЙСТА СРОЧНО

Дана функция у = 3 – а. При каких значениях а значение функции равно -4?

а=

Ответы

Автор ответа: mawos
0

-4=3-a, -a=-4-3, -a=-7, a=7.

Автор ответа: alinazarapina517637
0

Ответ:

а= -7

Объяснение:

уже в вопросе есть ответ.

значение функции и это значение у, подставляете это значение в уравнениеии вычисляете а:

-4= 3-а

а= 3-(-4)

а= -7

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