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.

Question

Mathematics

Aleah Lozano

29 January, 08:26

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.

+4

Answers (1)

Know the Answer?

Lightning · Answer 1

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