Предмет: Математика, автор: 5319

найдите неизвестное числа
а-1,7=3,8
2,4*a=8,4

Ответы

Автор ответа: Аноним

0

1) а-1,7=3,8
а = 3,8+1,7
а = 5,5
Ответ: 5,5
2) 2,4×а=8,4
а = 8,4/2,4
а =3,5
Ответ: 3,5

Автор ответа: 5319

0

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