DramaQueen15 DramaQueen15

13-01-2015
Mathematics

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12:X = 26:221 ... How do u do proportions correctly ?? I don't get it. Help me Plz?

Respuesta :

13-01-2015

[tex]\frac{12}{x}=\frac{26}{221} \ \ \ |cross\ multiply \\ 26x=12 \times 221 \\ 26x=2652 \ \ \ |\div 26 \\ x=102[/tex]

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