Question

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70:\(\frac{4x+720}{x}\) = \(\frac{1}{2}\)

Answer 1

90/17

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Answer 2

\(\frac{4x+720}{70\times x}=\frac{1}{2}\Rightarrow2\left(4x+720\right)=70x\)

<=>8x+1440=70x

 =>8x-70x=0-1440

=>-62x=-1440

=>x=\(\frac{720}{31}\)