Question 1208613
adult price $6
student price $4.5
If a adults then 276-a students;
Revenue $1632


{{{6a+4.5(276-a)=1632}}}

-

{{{6a-4.5a+(4.5)(276)=1632}}}

{{{1.5a=1632-(4.5)(276)}}}

{{{highlight_green(a=(1632-(4.5)(276))/1.5)}}}
and you can finish..