Question

$\frac{4}{x} + \frac{1}{3x} = 9$
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Answer 1

$\frac{4}{x} + \frac{1}{3x} = 9 \\ 4( \frac{1}{x}) + \frac{1}{3} ( \frac{1}{x} ) = 9 \\ \frac{1}{x} + \frac{1}{x} = \frac{9 \times 3}{4} \\ \frac{1 + 1}{x} = \frac{27}{4} \\ \frac{2}{x} = \frac{27}{4} \\ 27x = 8 \\ x = \frac{8}{27}$

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Answer 2

Step-by-step explanation:

this question's answer is 13/27