Question

Todd is 3 years older than his brother Jack. If Jack is x years old and Todd is y years

old, write a rule that relates their ages over time. When Jack is 28 years old, how old will Todd be?

Answer 1

1) y = x + 3

2) 31 years old

Explanation:

Jack is x years old

Todd is y years old

Todd is 3 years older than his brother Jack => y = x + 3

When Jack is 28 years old, Todd is y = 28 + 3 = 31 years old