Question 1101942
Let {{{ x }}} = number of 1st class tickets
{{{ 8 - x }}} = number of coach tickets
-------------------------------------
{{{ 1180x + 380*( 8 - x ) = 5440 }}}
{{{ 1180x + 3040 - 380x = 5440 }}}
{{{ 800x = 2400 }}}
{{{ x = 3 }}}
and
{{{ 8 - x = 5 }}}
---------------
She bought 3 1st class tickets
She bought 5 coach tickets