Question 1059057
Let {{{ x }}} = amount she brought with her
{{{ x - 36 = (3/5)*x }}}
{{{ (2/5)*x = 36 }}}
{{{ x = (5/2)*36 }}}
{{{ x = 90 }}}
and
{{{ (3/5)*90 = 54 }}}
She still has $54
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check:
{{{ x - 36 = (3/5)*x }}}
{{{ 90 - 36 = 54 }}}
{{{ 90 = 90 }}}
OK