math
posted by sonia on .
tickets to a school play cost 1.5 in advance and 2.0 at gate. by selling all 200 tickets students got $360. how many tickets did they sell in advance?

360=A*1.5+(400A)2
solve for A
posted by sonia on .
tickets to a school play cost 1.5 in advance and 2.0 at gate. by selling all 200 tickets students got $360. how many tickets did they sell in advance?
360=A*1.5+(400A)2
solve for A