1. Английский язык
  2. X: 5=7: 1/2 это пропорции

X: 5=7: 1/2 это пропорции решите !

Ритаforever Ритаforever    2   28.09.2019 02:20    1

Ответы
volkovhavoc volkovhavoc  08.10.2020 23:45

Домножаем на 10, чтобы была общая часть

х : 5 = 70 : 5 => x = 70

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