Respuesta :

Answer:

equation: x+3=y

Step-by-step explanation:

If the dog is 3 years older, then you take the cat + 3 to = the dogs age

arakawaimara

Answer:

y=x+3

Step-by-step explanation:

if the dogs age is 3 years older than the cat, and y is representing the dogs age, than y= x (the cats age) plus 3