Ele's car is x

Question

years old, and Kat's car is y

years old. Kat's car is 3

times as old as Ele's car. If Kat's car is also 6

years older than Ele's car, which of the following systems of equations best models this situation?
Choose 1 answer:
Choose 1 answer:
(Choice A)



A


(Choice B)



B


(Choice C)



C


(Choice D)



D

Answer 1

(Choice B)

x = Ele's car age
y = Kat's car age

y = 3x
y = x + 6

These two equations represent the relationship between the ages of Ele's and Kat's cars.