Answer:
5+y+z.
Explanation:
It is given y years ago Jameson was 5 years old . Jamenson present age will be y years more than what he was 5 years ago.
So we can say Jamenson present age =5+y.
The question is asking us to find Jamenson age in z years. Jamension will be z years more than his present age.
In z years Jamenson age will be 5+y+z years.