Question

4n sobre 22 mas n es igual a 1 sobre 3

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Answer 1

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$\frac{4n}{22} + n = \frac{1}{3} \\ \\ \frac{4n + 22n}{22} = \frac{1}{3} \\ \\ \frac{26n}{22} = \frac{1}{3} \\ \\ \frac{13n}{11} = \frac{1}{3} \\ \\ n = \frac{11 \times1}{3 \times 13} = \frac{11}{39}$