Answer:
Dwayne is 5 years old.
Explanation:
We know that Cyrus is currently 35 years old.
Find Jeffrey’s age if Cyrus is 24 years older than him (j represents Jeffrey’s age):
j = 35 - 24
d = 11
We know that Jeffrey is 11 years old.
Find Dwayne’s age if he is 6 years younger than Jeffrey (d represents Dwayne’s age):
d = 11 - 6
d = 4