365,588 views
27 votes
27 votes
Amy paid $17.50 to buy 6 youth tickets and 1 adult ticket to a

school carnival. Karlie paid
$22.50 to buy 3 youth tickets and 3 adult tickets at the carnival.
What was the price of an
adult ticket?

User Achim Koellner
by
3.3k points

1 Answer

17 votes
17 votes

Answer:

6y + a = 17.5

3y + 3a = 22.5

-2(3y + 3a) = 22.5(-2)

-6y - 6a = -45

+ 6y + a = 17.5

-5a = -27.5

a = 5.50

Explanation:

User Yasira
by
3.1k points