Question 989252


If {{{y}}} varies inversely as {{{x}}],then we have {{{k}}} such that {{{y=k/x}}}.

if the variation, {{{y=9}}}, when {{{x=3}}}, than we have

{{{9=k/3}}}=>{{{9*3=k}}}=>{{{k=27}}}


so, general formula to  describe the variation will be:

{{{y=27/x}}}