Question 1114255
{{{ k }}} = constant of proportionality
{{{ y = k*(1/x) }}}
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given:
{{{ y = 10 }}}
{{{ x = 15 }}}
{{{ 10 = k*(1/15) }}}
{{{ k = 150 }}}
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The equation is:
{{{ y = 150*( 1/x ) }}}