Nat99988 Nat99988

20-03-2021
Mathematics

contestada

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?

Respuesta :

preciousdaodu929 preciousdaodu929

20-03-2021

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

Step-by-step explanation:

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