1. Английский язык
  2. Ришите пропорциюx:15=4:25​

Ришите пропорцию
x:15=4:25​

лялялятраляляля1 лялялятраляляля1    1   24.12.2020 22:38    1

Ответы
Lilia55590 Lilia55590  23.01.2021 22:40

\frac{ x }{15} = \frac{4}{25} \\ x = \frac{4 \times 15}{25} \\ x = 2 \ \frac{2}{5} = 2.4

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