Question 1076725
Let {{{d}}} = distance Andrew drove
{{{ 2d }}} = distance Michael drove
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{{{ d + 2d = 90 }}}
{{{ 3d = 90 }}}
{{{ d = 30 }}}
and
{{{ 2d = 60 }}}
The distance Andrew drove is 30 mi
The distance Michael drove is 60 mi