Предмет: Математика, автор: Guaberen

Задана пропорция х:18=2:3 найдите значение х​

Ответы

Автор ответа: Bomber33
0

Ответ:

х = 12

Пошаговое объяснение:

х = (18×2) : 3

........

Guaberen: распиши пж
Bomber33: х/18 = 2/3 ; х×3 = 18×2 ; 3х = 36 ; х = 36/3 ; х=12 .
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