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Автор - malina20032

12:7=3:x ПОМГИТЕ ПОЖАЙЛУСТА

Ответ

Автор - yaggor4ik
12:7 = 3:x
12x = 21
x = 1,75

Ответ

Автор - nastenazzz
3:x=12:7
3/x=12/7
x=12/7:3
x=12/7*1/3
x=4/7
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