Предмет: Математика, автор: ронмао1

помогите плиз!!!
(a+6)×3=60

Ответы

Автор ответа: JIe3Bue6oGA

1

(а+6)х3=60
3а+18=60
3а=42
а=14
Ответ а-14

Автор ответа: avilika

2

(a+6)×3=60
3а+18=60
3а=60-18
3а=42
а=42:3
а=14.

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