The admission fee for a charity event is $7 for children and $10 for adults. The event was attended by 700 people, and the total amount collected in admissions was $6,400. There were(blank) children and (blank)adults at the show.
Accepted Solution
A:
7x+10y=6400 x+y=700 x=700-y 7(700-y)+10y=6400 4900-7y+10y=6400 -7y+10y=1500 3y=1500 y=500 x=700-y x=700-500 x=200 there were 200 children and 500 adults at the show