Problema Solution

Annie is 3 years older than James. If the sum of their age is 18 write an equation to represent this situation

Answer provided by our tutors

Let 'a' represent the age of Annie then 'a - 3' will be the age of James.

The sum of their ages is 18 means:

a + (a - 3) = 18

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click here to see Annie s age calculation

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a = 10.5 years

a - 3 = 10.5 - 3 = 7.5 years

Annie is 10.5 years old.

James is 7.5 years old.