Leah is 12 years older than Anna. if the age of Anna is x, what is the age of Leah?
Older means we add 12 to Anna's age. So if Anna's age is x, then Leah's age (l) is:
l = x + 12
Older means we add 12 to Anna's age. So if Anna's age is x, then Leah's age (l) is:
l = x + 12