Предмет: Математика, автор: trip19

Найдите число, которое на 40% больше корня уравнения 3/5x=9.

Ответы

Автор ответа: nickbelous08

1

3/5x=9

0,6x=9

x=9/0,6

x=15

15*1,4=21

Ответ: 21

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