Предмет: Математика, автор: olga8605

найди значения выражения 9(4а+18)при а =3

Ответы

Автор ответа: Ksen78

1

9*(4*3+18)=270
1)4*3=12
2)12+18=30
3)9*30=270

Автор ответа: elena20092

1

Ответ:

270

Пошаговое объяснение:

Выражение 9(4а + 18)

При а = 3

9 · (4 · 3 + 18) = 9 · (12 + 18) = 9 · 30 = 270

Ksen78: Так тож можно

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