Question 101073
A+S=1500 OR A=1500-S
3.50A+2.00S=3825
3.50(1500-S)+2.00S=3825
5250-3.5S+2.00S=3825
-1.5S=3825-5250
-1.5S=1.425
S=-1,425/-1.5
S=950 STUDENT TICKETS SOLD.
1500-950=550 ADULT TICKETS SOLD.
PROOF:
3.50*550+2.00*950=3825
1,925+1900=825
3825=3825