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26-02-2018
Mathematics

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(3/7)(?) =9 what is the solution and what is the missing value

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26-02-2018

(3/7)(?) =9 what is the solution and what is the missing value

[tex] \dfrac{3}{7} x= 9 \\ \\ \\ x= 9: \dfrac{3}{7} \\ \\ \\ x= \dfrac{9*7}{3} \\ \\ \\ x= \dfrac{63}{3}\qquad\to \boxed{x= 21}[/tex]

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