Найди неизвестный член пропорции:
[tex] \frac{28}{15} = \frac{7}{x}[/tex]
[tex] \frac{2,7}{x} = 0,18:2 [/tex]
[tex] \frac{3,5}{14} = \frac{x}{0,4} [/tex]
[tex] \frac{28}{15} = \frac{7}{x}[/tex]
[tex] \frac{2,7}{x} = 0,18:2 [/tex]
[tex] \frac{3,5}{14} = \frac{x}{0,4} [/tex]
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Примеры сами не пишу сразу решениях=15*7:28=3,75
х=2,7*2:0,18=30
х=3,5*0,4:14=0,1